Hae Jo sets out to find his sperm donor, the biological father he never knew. He crashes Jo Jae-mi's wedding and drags her along.

Heung reflects on his relationship with Jae-mi. After Hae Jo steals a boat to escape Chil-seong, they end up stranded on a deserted island.

Now alone with Heung, Hae Jo reflects on his unfortunate life. After a tense reunion at Kkari's workplace, Hae Jo decides to confront his painful past.