Left with just a notebook of his brother after he died, Sunny Gill has decided to fill it with rash decisions -- starting with upturning all of his prom plans in favor of a more traditional American teen experience. He shows up without beard, turban, or long hair; skips the fandom afterparty where he should be playing bass with his band; and gets his notebook stolen by Mindii Vang, a girl who is in the middle of some rash decisions of her own.