Nariagari Eiyuu no Mujintou Kitan ~Skill Up to Banno Appli de Bishoujo-tachi to Kaiteki Survival~

When the dull, introverted high school student Futo Urushida wakes up, he is on a mysterious uninhabited island where unknown monsters run rampant. Under the chaotic situation where all the students and teachers have been teleported entirely, Futo rescues the school idol, Mai Natsume, who had fallen into a predicament.

Taking this opportunity, he ends up acting together with the extroverted beautiful girl who was supposed to live in a different world! And, the key to life on the uninhabited island is... a versatile app!?