Genre: Romance/Comedy

Plot: When MJ's fifteen-year-old sister comes to live with him he thought juggling idol life and taking care of his sister would be easy. Little does he know his sister may be a little more than he bargained for especially when she tarts to fall for Eunwoo.

Cast:

Kim Dabin

Kwon Yeseul (KG)

Kim MJ (Myungjun)

Cha Eunwoo

Yoon Sanha

Moon Bin

Park Jinwoo (JinJin)

Park Minhyuk (Rocky)

Josie Foster

Couples:

Dabin/Eunwoo (CN: EunBin)

Yeseul/MJ (CN: MyungSeul)

Josie/Rocky (soon to be couple)