"Coffee House" covers the life of young & successful Seo Eun-Young Park Si-Yeon. Eun-Young is the owner of a successful franchise cafe "Coffee Page One", as well as the CEO of a publishing company. In the romantic-comedy, Seo Eun-Young encounters Lee Jin-Soo (Kang Ji-Hwan), a successful writer. Jin-Soo has published consecutive best sellers. The pair enters into a strange relationship ....