These construction workers like to play with their tools. High-flying architect Maki Motoharu loves looking at hot guys, and where better to find a lot of good-looking, well-toned hotties than a construction site? But after one visit, Motoharu winds up with an unexpected commitment. Ironworker Ohki Kouta is young, foul-mouthed, and not at all Motoharu's type! The relationship between architect Motoharu Maki and ironworker worker Kouta Ohki has settled down into a happy routine, but Motoharu is still battling feelings of jealousy over Kouta meeting up again with first love, Yuya. Kouta swears it’s over, but now that Yuya’s boss is Motoharu’s new client, the two ex-lovers see each other more than ever. Is Kouta really over his first love, or are Motoharu’s feelings of jealousy justified? Includes a 25-page bonus story of a day in the couple’s steamy love life.