For Ritsu, he was always envious of Mob and, according to him, he convinced himself it was admiration over his brother's psychic abilities. ... Unlike Mob, he finds it okay to use psychic violence against people when necessary. In the end, his brother is more important to him than anyone or anything else.
Is Ritsu stronger than mob?
For a while, it seems as though Ritsu resents his big brother for his powers — but then the series reveals that Ritsu actually has powers of his own, even if they're inferior to Mob's. ... Over time, however, Ritsu's abilities increase and he becomes stronger.
Who has a crush on mob?
Mob has had a crush on Tsubomi for the longest time. He harbors great feelings for her, which in turn affects the intensity of his powers. When they were younger, he even used his abilities to impress her. However, they eventually grew apart.