Woo Taeyoon is an ultra-dominant Alpha—one of the rarest, most powerful genetic types—and the heir to the massive Hanseo Group.

Do-hyun, his childhood friend, suddenly finds himself kidnapped alongside Taeyoon and confined in a stark, white room.

Is it ransom? A stalker obsessed with Taeyoon? While the two agonize over the possibilities, a phone in the room lights up with a new message.

[First Mission★]
Let’s start simple: drink each other’s XX.

It’s clear they haven’t been taken by an ordinary kidnapper, but by a full-blown pervert. Taeyoon may be big and strong, but he’s gentle to the core. And Do-hyun, as the Alpha, is determined to protect him—no matter what twisted missions await.