Following in his mother's footsteps, Yoseob became the only heirs for his mother bussiness which it is called 'Traditional Japanese-style Inn' located in some village in Korea. It is build in Korea for the people in this country who doesn't have enough time or money to fly to Japan to feel the real 'onsen' feeling. Usually, owner for this 'Traditional Japanese-style Inn' was typically held by a female but Yoseob was the only child that his mother have so he need to take the responsibility for his late mother. One day, Doojoon love confession "I Love Yoseob" has given the Japanese-style Inn the reputation of 'Best Treatment for Love Relationship!'. Will Yoseob, who is still learning his profession react well to this passionate love attack? Staying in the 'Traditional Japanese-style Inn' will have you feeling love like bubbles floating in the air!