Allergy

At her dad's funeral, Kyungun meets her uncle Jaemin, a complete stranger. He bilks her father's insurance money. She demands her money back, but he unashamedly refuses. To get her money back, she joins his next scam.

Kyung-eon lives with mom and her sister. Her mom is about to marry a man with a son and invites them to a meeting to introduce each other. After the meeting, Kyung-eon goes to meet her daddy, who hasn’t met for a long time.

Hera is a middle-aged woman who visits and sells cosmetics. Hera, who has escaped from the crisis through a chance to meet Sojung, suggests a part-time job at Wednesday Prayer Group to Sojung who gave a favor to her.

The day after her father’s funeral, Hana goes to his old house to clear the place out, and finds an unexpected company—none other than his dog, Ddaengi. Hana struggles to accept the sudden death of her long-estranged father, and ends up abandoning Ddaengi. At last, her daily life is back on track. She tries to forget her old family and seeks stability in her new family. However, haunted by a sporadic sense of guilt, she starts looking for Ddaengi again.