Takeda Ikki, the puncher from the Ragnorak gang, is still searching for Kenichi but has had no luck so far. So he decides to hold some of Kenichi's so called friends hostage to lure him out. Now it is the time to see if Kenichi's training on Muay Thai, with Apachai, had an effect.

It's the continuation of Kenichi's intense fight with Takeda and Kenichi seems to have the upper hand but his kindness may prove to be his downfall. Kenichi is also wondering what made such a promising boxer like Takeda to become a delinquent.

Kenichi and Miu's homeroom teacher pays a visit on Ryōzanpaku to check on her living conditions, and the members of the dojo decide to forge a story to deceive them.