Unlock City

Unlock City, originally titled アンロック・シティ, is a captivating Japanese light novel that delves into the fantasy genre. The story follows Takahagi Koudai, an employee of a security company, who receives a mysterious email triggering a series of enigmatic events in Tsuruki City where he resides with his sister Otoha. The city is shrouded by an 'invisible wall' and strange phenomena, presenting a thrilling narrative of multiple protagonists navigating through secrets, mystery solving, and the challenges posed by a world without traditional locks. As Takahagi and Otoha confront the madness within their isolated town, readers are taken on a suspenseful journey of unlocking despair and uncovering the truth behind the surreal occurrences.