Leonard Bernstein (Bradley Cooper), composer, conductor, and complicated man, meets actress Felicia Montealegre (Carey Mulligan) at a party in 1946. The whirlwind romance that ensues as Bernstein's renown skyrockets develops into a complex, lifelong partnership – through two engagements, a 25-year marriage, and three children – that sees both halves enduring the pressure and fallout of ambition, commitment, fame, and love.

Leonard Bernstein (Bradley Cooper), composer, conductor, and complicated man, meets actress Felicia Montealegre (Carey Mulligan) at a party in 1946. The whirlwind romance that ensues as Bernstein's renown skyrockets develops into a complex, lifelong partnership – through two engagements, a 25-year marriage, and three children – that sees both halves enduring the pressure and fallout of ambition, commitment, fame, and love.

Leonard Bernstein (Bradley Cooper), composer, conductor, and complicated man, meets actress Felicia Montealegre (Carey Mulligan) at a party in 1946. The whirlwind romance that ensues as Bernstein's renown skyrockets develops into a complex, lifelong partnership – through two engagements, a 25-year marriage, and three children – that sees both halves enduring the pressure and fallout of ambition, commitment, fame, and love.

Leonard Bernstein (Bradley Cooper), composer, conductor, and complicated man, meets actress Felicia Montealegre (Carey Mulligan) at a party in 1946. The whirlwind romance that ensues as Bernstein's renown skyrockets develops into a complex, lifelong partnership – through two engagements, a 25-year marriage, and three children – that sees both halves enduring the pressure and fallout of ambition, commitment, fame, and love.