Woo Seo-yeon

Soohyun, a solitary professional boxer, is preparing for a match when she spars with Minkyung, an amateur who boxes as a hobby, and takes a solid hook from her. After the hit, Soohyun begins to feel drawn to Minkyung, who suddenly enters her life, causing her match preparation to falter.

A dying merman asks a friend to give his remains to his daughter, hiding amongst the humans. Tasked with this dangerous journey, the merman secretly heads to the land of humans. He is chased by a new civil servant recruit fueled by curiosity and hatred.