Leeteuk and Kangin are a couple who want to start a family. They adopt four teenage boys with troubled pasts; Donghae, Yesung, Heechul, and Sungmin. As the new brothers start their new life and a new high school, they each fall in love with four classmates who could serve as the safety net they’ve been looking for, while at the same time helping one another fight personal demons that plague them. Kangteuk, Eunhae, Hanchul, Kyumin, & Yewook.

AU, Donghae is a merman who has been held in abusive captivity all his life; part of a freak show that travels the globe. When Donghae is injured, he’s rescued from the freak show by a civilian named Eunhyuk. Keeping Donghae safe in his bathtub, Eunhyuk cares for the merman as they learn about one another and develop a unique relationship. Donghae/Eunhyuk, minor Eunhyuk/Heechul