From Earthly Chaos:

Former gang leader Kotarou (aka Tora) has always lived with the hardship of his pretty face. He's the young owner of a bath-house and he's leading a carefree life, until he meets Chitose, an innocent rich boy who is always being bullied - and his peaceful life changes! Moreover, it seems that Chitose's feelings are more than admiration But is Kotarou confused only because he's not used to being liked by people. Tantalizing and precious, this is the story of their first love