[Quick Transmigration] I've Got This Cannon Fodder Covered

After being bound to the system, Xia Ya, who was originally a cannon fodder, took on the mission of going to various worlds to save cannon fodder. To protect those poor little people who are mercilessly destroyed by the wind and rain of the plot under the halo of the protagonist. System: Σ(っ°Д°;)っHost, that's the protagonist, put down the knife!!! Xia Ya: It's okay, I have a boss to protect me. System: (vomiting blood) That's the boss...