Singles Union

 Singles Union is a TRPG developed by uracon for mobile. Four besties are living in the same apartment. All of them once fell for different heartbreakers and they are done being heartbroken. They swear not to date anyone anymore. However, an oil magnate comes to their apartment and wants to date one of them. Who is this mysterious yet handsome oil magnate? Who is going to break the promise and date the oil magnate?