Afterlost

Afterlost, also known as Shōmetsu Toshi, is a Japanese multimedia franchise encompassing mobile games and an anime adaptation. The central story revolves around a city that suddenly vanished. The main characters are Takuya, a courier, and Yuki, a mysterious girl who is the sole survivor of the city's disappearance. Together, they journey to the lost city, 'Lost,' seeking information about Yuki's missing father and facing various unexpected challenges. The anime adaptation, produced by Madhouse, aired in 2019. The original game was launched in 2014, with subsequent updates including 'Shōmetsu Toshi 2' and 'Shōmetsu Toshi 0.'. Both the game and anime emphasize the connections and emotions between characters, while also exploring the mystery behind the city's disappearance. The series is beloved by fans for its unique world-building, compelling plot, and beautiful animation. Notably, the original game service ended on February 27, 2024, but a limited offline version with some functionalities is available until May 26, 2025.