Seishun Bakusou!

Maruo, failed to make his debut in high school and dropped out. He makes pocket money by taking photos of girls at school and selling them to boys. Recently, Maruo has become concerned about Tabe, a girl who is always scarred and bullied. He wants to help her, but is afraid of being bullied himself. What's more, Tabe is also the target of voyeurism, causing Maruo to feel a sense of self-loathing.

(Source: natalie, translated)