You enter the Kim Mansion after you have been sent to check THE KIM TAEHYUNG since his normal family doctor, your Senior is on leave. It was a firm order from the Kim Mansion that they need a doctor now as Taehyung has a little chest pain. Being the doctor you need to treat everyone in need no matter what and no matter when.

When you enter his Mansion, you are greeted by a security guard who further leads you to his room