13 Reasons Why

Selena Gomez shares '13 Reasons Why' sneak peek

Based on the young-adult mystery novel by Jay Asher, Gomez is an executive producer on the show about a teenage girl who leaves behind cassette tapes explaining her suicide.

The actress-turned-singer teamed up with her mother, Mandy Teefey, to bring the series to screen.

Gomez posted a trailer for the show on Instagram to announce its March 31 premiere date.

On Thursday, she shared a selfie explaining how the series came about.