Young Lady and Gentleman (2021)

S1E14 The Handkerchief on the Tree

Dan Dan grants Young Guk until midnight the following day to decide his feelings for her. He spends a lot of time weighing his options. Meanwhile, Dae Bum discovers that Se Ryeon is set to marry someone untrustworthy and attempts to intervene, which leaves Se Ryeon feeling uncertain. Later, Sa Ra sees Dan Dan with Soo Chul and seizes the opportunity to try to get Dan Dan removed from their circle.