Star Trek: The Next Generation (1987)

S4E22 Half a Life

Stardate: 44805.3. Lwaxana Troi finds herself captivated by a man from a culture where it is traditional to end one’s life upon reaching a specific age. As their romance blossoms, she grapples with the impending reality of his return home to fulfill this grim obligation. The emotional turmoil forces Lwaxana to confront the depths of love and loss, challenging her understanding of life and duty as she seeks a way to alter his fate.