9-1-1 - Season 4, Episode 5: Soundtracks

(Flashback - 1996) Maddie teaches Buck how to ride a bike.

(Flashback) Montage of Buck getting into "accidents" to receive attention from his parents.

(Flashback) Frustrated, Buck rides his bike at high speed when he crashes.

(Flashback - 2006) Montage of Maddie receiving postcard from Buck about his life and travels.

Buck attempts a dangerous rescue attempt.

Maddie gives Buck the postcards and letters he sent her over the years; Montage flashback of Buck and Maddie's life.