Family by Choice (2024)

S1E5 Hae-joon’s Birthday

As Hae-joon’s birthday approaches, a heated quarrel erupts between him and San-ha. Hoping to mend their rift, Ju-won arranges a rail bike outing—but when he collapses from a cold, a cascade of misunderstandings follows. At school, whispers about Dal and Hae-joon only add to the confusion. Meanwhile, Yi-hyun decides to attend the birthday celebration, prompting everyone to prepare for what promises to be a complicated gathering.