Asshole or not, he can't learn his lesson from the afterlife. It's actually better for her mental health that her tormentor works hard to become a stable acquaintance or to distance himself altogether. Author-san got it right here. Fight hard enough to make a stand and then give room for your tormentor to come to his senses to make amends or to dismiss themselves from your life.
Revenge after an experience like hers wouldn't fix a thing. That's an emotional fairy tale anime or tv dramas try to sell revenge as. Imagine your tormentors death or mutilation and STILL remembering him and always reliving your experiences with that person in your memories till the day you finally die. That's what really happens in real fucking life. Yes, you stopped it it in real life from happening again and think in time you'll move past it. But if you were gonna move past it eventually, why even bother with the revenge? That's like
... that's not love, not for Stella anyway. Louis loved no one but himself. MAYBE he's getting better now, but he's in a situation where codependency and enabling is going to interfere with that massively. Especially Holly.
This is my most hated chapter, coming from my most hated arc in this manga. Especially that page where Satella's brother walk away like the coolest guy alive and Cuckzuya watch him go away full of admiration. Really close to punch the monitor.
This whole arc have no reason to exist. Is just NTR fanservice for japanese cucks.