Seashell City

In the future, most of the corruption and corrupted creatures were cleaned successfully, yet Alien cmes from the space to start invading earth by themselves due to the failure invasion of the corruption disaster they casue earlier. You, as an operator, come to the fortress-like city named Seashell City, which is located near a long beach. Under the command to defend this city with androids from the alien invasion. A gigantic underground base acts as a command center, hangars, apartment, and other things for ones who serve to defend Seashell City. So, in conclusion, be ready to make your own storyline, promote androids, and defend the Seashell City from the alien invasion from the sky above!