Manga by author Dokueki

This is the story of Leo, the taciturn and aggressive brother of a wealthy conglomerate, and Sui, the cool and dominant younger brother, whose days are filled with sweet s**. The two of them can't stop having s** anywhere in the house! They have s** in the bath, they have s** in front of the servants, they have s** in the gym etc. This is the love story of two celebrity loving siblings, an erotic couple approved by their parents!