Playboy Amour.

Ian Evans is your run of the mill corporate play boy with a new pretty boy in his bed every night. His secretary, Sanada Manabu, manages nearly every aspect of his life including making sure those pretty boys don't over stay their welcomes. So what happens when Manabu shows up at his bosses favourite bar and offers to go home with him?

(Source: hackthemainstream.com)

Note: This is the 7th volume in the Kemono series.