Heart Signal
Wrong Time (4x10)
:
Min-kyu and Ji-young have another date, and they check their feelings toward each other. But when they return to Signal House, Min-kyu behaves differently. Min-kyu, Ji-young, Hoo-shin, and Yi-soo have a fun yet confusing date at an amusement park and go out for drinks. Ju-mi tells Gyeo-re how she feels toward him, but his response disappoints her.