null_ Become a Patron  Null is a series revolving the concept of System, where the world was rebuilt and everyone lived with basic powers known as "functions". Shiko Kajiwara, the creator of System, introduced random "conditions" that restricted the functions that people had. In this game of testing, anyone can take on quests and rank up as Operators. Follow along the journeys of different characters who will uncover the dark mysteries of what System really is and the mystery behind Shiko's schemes.

• Crime/Mystery