I Love Amy(2022)

Naneun Amy-reul Saranghae

Bibi is a bubbly girl who's deeply obsessed with Peter, the cutest boy at her high school. So when she sees a random girl talking to him, Bibi invites her to a sleepover with malicious intent... only to have a surprisingly nice time! That's how she makes friends with Amy, a shy and sweet girl who agrees to help Bibi get with Peter. But as they cook up all sorts of love schemes to win Peter over, Amy's place in Bibi's heart grows bigger and bigger by the day...

(Source: Tappytoon)