Another test challenge on an aircraft carrier takes an unexpected turn when Mumei is led to an uninhabited island by a mysterious woman. Forced to face his past Mumei is confronted by the dark and bloodied history of the Shokatsu Technique. What fate will befall our hero and his partner? And what does all this mean for innocently imprisoned father? The trap has been set.
I can feel myself becoming 
more and more worn out.
وضع المعلمين صعيبٌ حقاً
Me siento cada vez más cansada.
Cada día estoy más cansada.
Giorno dopo giorno
mi sento sempre più distrutta.
Vamos aos poucos nos desgastando.