Raising H.S. Girls : Idle RPG

One day, mysterious creatures appeared on the peaceful Earth and started attacking people. Soon after, many countries around the world joined forces to form an organizaiton to fight against the creature. Only few selected people can join the group. Only a few selected people with great speed and immunity to the Creature virus could join. It's called Wolrd Defense Girls' High School. I was admitted there. I will study and train hard from now on and achieve my dream. Guess what is it? WORLD! PEACE!