第1話: 桐原兄弟が未使用脳容量にリンクした新たなナイトヘッドを目覚めさせる

1

It is said that 70% of the human brain capacity is unused and can posses incredible power, this is known as "Night Head". A new "Night Head" is about to be awakened, they are the Kirihara brothers. (Source: Amazon Prime Video)