Riku Hagiwara

After watching a viral video, a woman believes she's the twin of one of the participants and sets out to find out what happened to her.

Heartbroken by a recent breakup, Yohei is visited by a ghost who doles out useless dating advice despite never experiencing love when she was alive.

Kai, a jaded vet, and Aiko, a cynical divorce lawyer, bond through their dogs, Shogun and Sakura. When heir Woo Seo-ha targets Shogun -- who secretly inherited a fortune -- a love triangle and custody battle ignite.