Assassination Classroom

In the blink of an eye the night sky is forever changed when with a great explosion the moon is blasted into a permanent crescent Confronting the governments of the world a yellow tentacled monster boasts that it was the one responsible for the catastrophe and in a years time it will do the same to Earth Zooming around at Mach 20 the creature makes a peculiar demand a teaching position at the prestigious Kunugigaoka Junior High School Desperate to keep the creature in one place the government agrees and so the students of Class 3E find themselves faced with an impossible taskassassinate the creature responsible for destroying the moon