This is the sequel to Donghae- You Are [so] Beautiful.

Donghae is now in Europe, on some mission to find something he has lost.

Sang-Nim at the same time is having trouble deciding between school and friendship [and love].

Ryeowook and Kyuhyun enter the scene, this time both as caring oppas both having a secret love for Sang-Nim. 

In all this flurry, what happens when Sang-Nim loses her memory?