Child Bakugo/Little Space RP Starters

toxic relations (little space baku and abusive caregiver)

(Fair warning I got carried away and got detailed with the harm, if you don't like slight gore writing then leave.
Also none of the things said are supposed to be offensive for anyone. They are for the sake of the chapter and I will change it if someone feels uncomfortable)

Y/n had invited their best friend Bakugo and Bakugo's boyfriend over for a day at their house, hoping to socialize on the warm spring afternoon. They smiled happily as the two males had arrived and the three talked for a couple minutes before sitting on y/n's couch, watching tv and eating snacks. Bakugo slipped into head space and y/n noticed his boyfriend frown, tapping his leg letting out a quiet, hiss. They decided to ignore it until the same thing happened outside.
All of them were sitting in the grass and Bakugo had slipped into head space, seeing a colorful butterfly and wanting to play with it. His boyfriend frowned once more and excused the both of them, grabbing Bakugo's wrist tightly and pulling him into the house. Y/n heard yelling and immediately got up, making their way to the door, their eyes widening in surprise as they finally found them both in the bathroom.
The ash blondes "boyfreind" had him pinned against a wall, one hand near his waist and the other holding his wrist so tightly a bruise was going to appear sooner or later.
"Why can't you be fucking normal for once! Huh!? Stop being a child and grow up!! If you can't do that then I'll continue to beat the man into you. Your just a fucking problem for me to straighten out!!" His boyfriend yelled, throwing out a couple curses as the hand next to Bakugo's waist moved to flip open a pocket knife withdrawn from his back pocket.
He harshly threw the smaller males shirt off, grabbing his body and slamming his face against the wall. His ribs were clear as day, along with the rest of his body being emaciated as well. "Stop fucking around!" He growled, sliding the blade down his back and across his bare shoulders. Bakugo yelped in pain, tearing up and struggled against him which only made the knife dig deeper.
Blood dripped from his wounds, the crimson liquid falling down his back in thick droplets, creating stained trails. The larder male then dug the blade through the soft skin on his left arm, tearing open the flesh and making Bakugo burst into tears, constantly yelling. "Stop!" And " no! " the whole time.
y/n has witnessed the entire thing and decided to...