It Turns Out That I Am the Only COSER

[Help] What should I do if my COS character's teammates ask me to save the world? 1St floor magical boy It's a rush to wait online! Ling Yu, an amateur COSER, is called amateur because he has only cosplayed one character, and then the cosplayed character came true. Hiding in the toilet at the comic exhibition, Ling Yu tremblingly sent out a message asking for help. Outside were 'his' teammates. Now those teammates, who are armed with various weapons and dressed in fancy clothes, are waiting for the warriors from another dimension, the guests of the Xilan Knights, the year-end friend of King Antia, and the meal partner of the best magician in the Tina continent to go to the toilet and save the world. But Shiya, as a warrior from another dimension, a guest of the Xilan Knights, a lifelong friend of King Antia, and the partner of the best magician in the Tina Continent, is just an ordinary person without any ability... Unless he shouts that slogan. "Draw your sword! Let us fight for the world!" _ A huge mecha appeared in the square at night. The bizarre explosion was caused by improper operation of the pressure cooker or a part of the war between gods and demons. The villain who intends to destroy the world is brought to justice. Is it because of moral decay or because of the chuunibyou disease? For all the truth, please pay attention to "Today's Protagonist" Welcome all characters to the world of [God]! That's it, meow~ Ling Yu: Cut this section off! It's so good! _ The villain × in the story becomes the social beast of the hero. Mission: Never forget