B Reaction!

Onodera Kensaku, a self-taught martial artist and undefeated street fighter, is defeated by a female opponent. The victor is his homeroom teacher, Asato Nanae, who defeats him using a high left kick. The manga features detailed artwork with strong shading and expressive character designs. It includes comedic elements, such as humorous one-liners and situations that add a lighthearted and occasionally suggestive tone. The story follows Onodera's attempts to overcome Asato and reclaim his standing.