Retrieve the ticking time bomb planted in classroom 5-1 at once! Taiyou finds himself suddenly entrusted with this top secret mission. The fate of his classmates is in Taiyou's hands! The bomb's location is... inside Akane's locker?!
S-Sensei!
!سـ-سينسي
H-Herr Kurashiki!
M-Maestro!
P-Professor!
И-извините!