Yōsuke Eguchi commands the second-generation helm of a high school biker gang infamous for its chaotic antics. Balancing his rebellious persona, he simultaneously presides over the school’s handicrafts club—a role that showcases an unexpected juxtaposition between his leather-clad bravado and meticulous craftsmanship. This duality fuels his comedic escapades with a tight-knit circle of fellow misfits as they tackle schoolyard rivalries and personal quirks.

As gang leader, he orchestrates group dynamics, deftly navigating the turbulence of territorial clashes and delinquent politics. While his familial or personal history remains undefined, official narratives spotlight his current life: a blend of loyalty to his crew, impulsive schemes, and the quiet pride he takes in his club’s intricate creations. His narrative remains anchored in the camaraderie and chaos of the present, with no extended backstory or evolution explored beyond his dual roles as a rowdy leader and unlikely artisan.