Lucia Di Lammermoor

LUCIA DI LAMMERMOOR

Soprano Nadine Sierra plays the title role in San Francisco Opera's production of Gaetano Donizetti's "Lucia di Lammermoor," photographed Sunday, Oct. 4, 2015, at War Memorial Opera House in San Francisco, Calif. (D. Ross Cameron/Bay Area News Group)

LUCIA DI LAMMERMOOR

Enrico (Brian Mulligan) is frustrated that he cannot convince his sister Lucia to accept an arranged marriage that will benefit him politically, in San Francisco Opera's production of Gaetano Donizetti's "Lucia di Lammermoor," photographed Sunday, Oct. 4, 2015, at War Memorial Opera House in San Francisco, Calif. (D. Ross Cameron/Bay Area News Group)

LUCIA DI LAMMERMOOR

Nadine Sierra, left, as Lucia, and Zanda Svede as Alisa, in a scene from San Francisco Opera's production of Gaetano Donizetti's "Lucia di Lammermoor," Sunday, Oct. 4, 2015, at War Memorial Opera House in San Francisco, Calif. (D. Ross Cameron/Bay Area News Group)

LUCIA DI LAMMERMOOR

Lucia (Nadine Sierra), left, and her beloved Edgardo (Piotr Beczala) pledge their fidelity to one another in a scene from San Francisco Opera's production of Gaetano Donizetti's "Lucia di Lammermoor," Sunday, Oct. 4, 2015, at War Memorial Opera House in San Francisco, Calif. (D. Ross Cameron/Bay Area News Group)

LUCIA DI LAMMERMOOR

Lucia (Nadine Sierra), left, and her beloved Edgardo (Piotr Beczala) pledge their fidelity to one another in a scene from San Francisco Opera's production of Gaetano Donizetti's "Lucia di Lammermoor," Sunday, Oct. 4, 2015, at War Memorial Opera House in San Francisco, Calif. (D. Ross Cameron/Bay Area News Group)

LUCIA DI LAMMERMOOR

Enrico (Brian Mulligan), right, is enraged when he discovers that his sister Lucia (Nadine Sierra) is betrothed to Edgardo, his sworn enemy, in Gaetano Donizetti's "Lucia di Lammermoor," Sunday, Oct. 4, 2015, at War Memorial Opera House in San Francisco, Calif. (D. Ross Cameron/Bay Area News Group)

LUCIA DI LAMMERMOOR

Lucia (Nadine Sierra), right, reacts as her brother Enrico (Brian Mulligan) shows her a (forged) letter from her betrothed, saying he is married to another woman, in a scene from San Francisco Opera's production of Gaetano Donizetti's "Lucia di Lammermoor," Sunday, Oct. 4, 2015, at War Memorial Opera House in San Francisco, Calif. (D. Ross Cameron/Bay Area News Group)

LUCIA DI LAMMERMOOR

Enrico (Brian Mulligan), right, tries to endear himself to Arturo (Chong Wang), the man who whom he has promised his sister Lucia in marriage, in a scene from San Francisco Opera's production of Gaetano Donizetti's "Lucia di Lammermoor," Sunday, Oct. 4, 2015, at War Memorial Opera House in San Francisco, Calif. (D. Ross Cameron/Bay Area News Group)

LUCIA DI LAMMERMOOR

Nicolas Teste as Raimondo Bidebent, from left, Chong Wang as Arturo, AJ Glueckert as Normanno, and Brian Mulligan as Enrico, in a scene from San Francisco Opera's production of Gaetano Donizetti's "Lucia di Lammermoor," Sunday, Oct. 4, 2015, at War Memorial Opera House in San Francisco, Calif. (D. Ross Cameron/Bay Area News Group)

LUCIA DI LAMMERMOOR

Enrico (Brian Mulligan), left, forces his sister Lucia (Nadine Sierra) into a loveless marriage for his own political gain, in Gaetano Donizetti's "Lucia di Lammermoor," photographed Sunday, Oct. 4, 2015, at War Memorial Opera House in San Francisco, Calif. (D. Ross Cameron/Bay Area News Group)

LUCIA DI LAMMERMOOR

Arturo (Chong Wang), left, and Edgardo (Piotr Beczala) are both vying for the hand of Lucia (Nadine Sierra) in Gaetano Donizetti's "Lucia di Lammermoor," photographed Sunday, Oct. 4, 2015, at War Memorial Opera House in San Francisco, Calif. (D. Ross Cameron/Bay Area News Group)

LUCIA DI LAMMERMOOR

Seeing that she is planning to marry another man, Edgardo (Piotr Beczala), right, curses Lucia (Nadine Sierra) and her brother Enrico (Brian Mulligan), in a scene from San Francisco Opera's production of Gaetano Donizetti's "Lucia di Lammermoor," Sunday, Oct. 4, 2015, at War Memorial Opera House in San Francisco, Calif. (D. Ross Cameron/Bay Area News Group)

LUCIA DI LAMMERMOOR

Arturo (Chong Wang) gets more than he bargained for in an arranged marriage with Lucia (Nadine Sierra), in "Lucia di Lammermoor," Sunday, Oct. 4, 2015, at War Memorial Opera House in San Francisco, Calif. (D. Ross Cameron/Bay Area News Group)

LUCIA DI LAMMERMOOR

Enrico (Brian Mulligan), right, challenges Edgardo (Piotr Beczala) to a duel, in Gaetano Donizetti's "Lucia di Lammermoor," Sunday, Oct. 4, 2015, at War Memorial Opera House in San Francisco, Calif. (D. Ross Cameron/Bay Area News Group)

LUCIA DI LAMMERMOOR

Raimondi Bidebent (Nicolas Teste), center, interrupts the wedding celebration to divulge some terrible news, in a scene from San Francisco Opera's production of Gaetano Donizetti's "Lucia di Lammermoor," Sunday, Oct. 4, 2015, at War Memorial Opera House in San Francisco, Calif. (D. Ross Cameron/Bay Area News Group)

LUCIA DI LAMMERMOOR

Conductor Nicola Luisotti leads the musicians through San Francisco Opera's production of Gaetano Donizetti's "Lucia di Lammermoor," Sunday, Oct. 4, 2015, at War Memorial Opera House in San Francisco, Calif. (D. Ross Cameron/Bay Area News Group)

LUCIA DI LAMMERMOOR

Nadine Sierra, center, is a woman driven to madness and murder when her brother (Brian Mulligan), right, forces her into a loveless marriage, in the San Francisco Opera's production of Gaetano Donizetti's "Lucia di Lammermoor," Sunday, Oct. 4, 2015, at War Memorial Opera House in San Francisco, Calif. Nicolas Teste, left, and AJ Glueckert also star. (D. Ross Cameron/Bay Area News Group)

LUCIA DI LAMMERMOOR

Edgardo (Piotr Beczala) reacts to the news that his beloved Lucia has died, in a scene from San Francisco Opera's production of Gaetano Donizetti's "Lucia di Lammermoor," Sunday, Oct. 4, 2015, at War Memorial Opera House in San Francisco, Calif. (D. Ross Cameron/Bay Area News Group)

LUCIA DI LAMMERMOOR

Raimondi Bidebent (Nicolas Teste), right, is too late to stop Edgardo (Piotr Beczala) from fatally stabbing himself, in "Lucia di Lammermoor," Sunday, Oct. 4, 2015, at War Memorial Opera House in San Francisco, Calif. (D. Ross Cameron/Bay Area News Group)

LUCIA DI LAMMERMOOR

Edgardo (Piotr Beczala), center, is surrounded by spirits after becoming consumed by grief and fatally stabbing himself so he can join his beloved Lucia in heaven, in a scene from San Francisco Opera's production of Gaetano Donizetti's "Lucia di Lammermoor," Sunday, Oct. 4, 2015, at War Memorial Opera House in San Francisco, Calif. (D. Ross Cameron/Bay Area News Group)

LUCIA DI LAMMERMOOR

Edgardo (Piotr Beczala) dies in the spiritual arms of his beloved Lucia (Nadine Sierra), in the climactic scene from "Lucia di Lammermoor," Sunday, Oct. 4, 2015, at War Memorial Opera House in San Francisco, Calif. (D. Ross Cameron/Bay Area News Group)