6 chapters
Summary: In front of the café lies a red letter. Sungwoo constantly looks for the sender of this red letter.
The culprit was Wonjoon, a regular at their café who only ordered Citron tea. When he is caught by Sungwoo, Wonjoon starts sobbing uncontrollably.
"Wonjoon-ssi, have you tried doing it with a man before? Would you like to spend a night with me once?"
Romantic Letter