Assassination Classroom Season 1 :
In “Assassination Classroom” season 1, a mysterious, tentacled creature who destroyed a large portion of the moon announces he will destroy Earth in one year, but agrees to become the teacher of a special class at Kunugigaoka Junior High School called Class 3-E, giving the students a year to assassinate him in exchange for a 10 billion yen reward; the students must learn to overcome his near-impossible speed and abilities while also grappling with the complex emotions of trying to kill their teacher who is also their best educator
