[ADN-717] During my student days, the man I overwhelmingly looked down on had such a big penis that I climaxed repeatedly without him even moving his hips. Akane Mitani

The protagonist became a shut-in after being bullied in school, but later resolves to re-enter society and takes a delivery job thinking he could minimize social interaction.

His progress is derailed when he unexpectedly encounters Akane Mitani, the girl who caused his trauma.

Overwhelmed by resentment and unable to move past his pain, he chooses violence.