Maki is an elite architect who's a sucker for bishies! And his favorite hunting ground is a construction site! Unexpectedly, this time his target is an ironworker named Kouta. A totally unrefined brat who talks with his fist first then cuts you down with his sharp tongue next.. Will Maki be able to capture this wild youth for keeps!?
Play Boy Blues, Gaten na aitsu, Kawaige, Stepping Stone, Punch Up!, Mayou Otoko and Otonage. are loosely connected.