Save the World: Do You Have to Be a Girl?

Tang Yihe was originally just an ordinary college freshman, but someone wanted to hand him a black cross pendant and told him that his plane would be invaded by other planes, causing a lot of casualties. If he accepts it, he will gain abilities unimaginable by ordinary people and have the opportunity to save the world. If he refuses, his memory will be wiped. Between acceptance and rejection, he finally chose to accept, and thus started a different life.