Despair Disease - The disease Nagito suffered from.

Nagito's symptoms were so bad that he kept falling unconscious and was unconscious most of the time. At least Nagito can still walk normally but still needs rest to recover.

The most notable symptom was a dramatic change in his personality, which lasted until he recovered.

"Come to visit me again?"

That's what he looks like on the outside, but on the inside he really wants to meet you. He can't stop lying when he has this illness