Jujutsu Kaisen 0
This anime horror-fantasy prequel follows a grieving teen whose deceased childhood friend has become a powerful, violent Cursed Spirit. It carries sustained gory combat, deeply frightening monster designs, and themes of suicidal ideation that make it firmly a teen-and-up title.
Teens aged 14 and up who are already fans of dark fantasy anime and comfortable with horror-level imagery.
If you’d rather skip
A young girl is struck by a car and her body briefly shown with blood; this death is the inciting event that turns her into the monstrous Cursed Spirit haunting the protagonist.
The protagonist's bullies are killed by the Cursed Spirit in a sudden, violent attack, establishing the horror tone immediately.
The protagonist discusses death by suicide as a potential solution to his situation; this theme recurs more than once across the film.