Three years ago, Serizawa was troubled with about his psychic powers. One day, he was visited by the boss, Suzuki Toichiro. Serizawa ends up trusting him since he's the first person to understand what he's going through. But Mob then brings up the fact that Serizawa is being used and tells him, "I'll be your friend." Hearing Mob say that, Serizawa... 

Meanwhile, after defeating Sho, the boss starts gathering up the energy he was sharing with his followers and turns into an energy monster.
Do you believe that, too?
أهذا ما تؤمن به أنت أيضاً؟
Findest du das auch?
C’est ce que tu penses aussi ?
Ed è quello che credi anche tu?
Você também acredita nisso?
И ты с ним согласен?