[Hengtetsu Otome] the Whole Story of the Inexplicable Entry of Unrelated Persons

[You] are a quasi-college student who spent some time after discovering an unknown software appearing on his mobile phone, and this started a strange story The setting is: [You] are in a world that does not have the game "Collapsed Star Railroad" Disclaimer: I am a substitute party member who wants to take advantage of the protagonist B. The title given to the protagonist is [Trailblazer], so please pay attention to lightning protection. Concept: A sweet love story