Junseok, an ordinary office worker, finds himself in an unexpected situation when his family asks him to share his small studio apartment with two stunningly beautiful women, both with huge breasts. “Uhm… My place is just a small studio-type apartment…” Among his new cohabitants are Gahye, with an extremely extroverted personality, and Nayu, who is quiet yet alluring and has a completely introverted personality. Junseok’s life takes an exciting and breathtaking turn as he embarks on this cohabitation journey!