Yeohee and Seunghyun were enjoying a casual relationship until Yeohee stumbled upon a threesome video that sparked her curiosity. She proposes the idea to Seunghyun, who agrees—on the condition that she finds a suitable third partner.

Yeohee immediately begins her search, but finding the right person proves surprisingly difficult. Every potential candidate fails to meet the mark, leaving her frustrated.

Just when she is about to give up, a strange, shaggy-haired man hands her a handwritten letter. Dismissing him as weird, she's ready to brush him off, but she can't help but notice his strong, large hands. Could this unexpected encounter lead her to the hidden gem she's been looking for, completing their intense desire?

/ Alternatives: Nu-ga Deo Jjal Hae?