"Hell is my heaven, whoever enters shall face the devil." A galaxy named 'Acroxious'. There live Acroxians, half demon and half human. A famous university underneath Acroxious,which is 'Blood Moon University'. Junior Acroxians read, write, study and KILL in the academy. Until an innocent looking angelic girl came. She is no demon, a full human to be exact. She came from Earth. Accidentally transfered herself to Blood Moon University.
18 parts