Rusty: in the Battle Between Humans and Insects, What the Hell Are You Doing?

[Multiple heroines] [Machine Girl] [Human-Insect War] [Semi-Invincible Style] [System Brain Computer Settings] "No, this is the land fortress you are talking about?" "Yes." "But why is it female?" "Because the host is a man. Why, doesn't the host like it?" "Well, that's not true." Lu Xing Fortress: Are you my master? (Based on the Rust War Future Technology Module as the background setting, there are some modifications) If the introduction is too weak, please move to the main text.