A 17-year-old case, known as the scam of the century, reemerges as a serial murder case in the present year 2023. It’s a nationwide crime case thriller revolving around three people.

Gifted with superhuman strength, a young woman returns to Korea to find her birth family — only to be entangled in a drug case that could test her power.

Hae-na who is bound to inherit her family curse which is turning into a dog after getting her first kiss. The only way to break the curse is to get a second kiss. The problem is the guy who gave Hae-na her first kiss is afraid of dogs.