it is about Deku's life on how his mom died, and how his crush is bullying him, and how he wishes he was with his mom.
Dabi x Deku
there is a little bit of , Deku x Kachan
Shigaraki and Deku brothers
a small bit of fem deku.
So basically deku cant handle it anymore. He finds out his dad is All For One. His mom died..Then he runs aways and tries to commit suicide 10 years later. Then someone brings him back to the lov.
There might be a cross over
Just read the book.