Mob Psycho 100 follows Shigeo "Mob" Kageyama, a seemingly ordinary middle schooler with incredible psychic abilities he tries to keep under control.
He works as an assistant to Reigen Arataka, a self-proclaimed psychic who is actually a con artist, and uses his powers to exorcise spirits for a pittance.
While Mob attempts to live a normal life and even win over his crush, Tsubomi, he struggles to manage his overwhelming psychic power.
The core conflict revolves around Mob's efforts to suppress his emotions, as unleashing them could lead to a catastrophic and uncontrollable event.
The series explores his journey of self-discovery as he balances his daily life, his work, and the constant threat of his psychic abilities going berserk.