Cherry Magic! Thirty Years of Virginity Can Make You a Wizard?! Volume 10
30歳まで童貞だと魔法使いになれるらしい, 30-sai made Doutei da to Mahou Tsukai ni nareru rashii
It's complicated: A thirty-year-old virgin gets more than he bargained for when his newfound magical power reveals he's the object of his male coworker's affections!