
S01E01 First Love
Ko You and Ko Jun-hee are besties at Hara High School. Although they have the same surname and are both handsome, they are different in everything else. Their school life changes as a pretty transfer...
Joon-hee is taken to the hospital after he gets beaten up. However, something other than his wounds is found. It turns out he is going through chronic renal failure just like his brother Joon-young. But this time, he has someone looking out for him. Despite Eun-hye's disagreement, Go Yoo firmly decides to donate his kidney to Joon-hee.
A love story that covers adolescent teenagers having trouble deciding the gravity of love and friendship.