Assassination Classroom, Vol. 10

This manga follows a class of students tasked with assassinating their alien teacher who has blown up the moon and threatens to do the same to Earth. In this volume, the students use their skills in eggs, parkour, and detective work to try and take down their tentacled foe. Meanwhile, a new student with biologically modified tentacles attempts to assassinate the teacher, but will he be successful or be saved from himself?