To Your Eternity manga volume 18 features story and art by Yoshitoki Oima.

Tucked away from the public eye, Fushi and Mizuha face off. Meanwhile, Tonari leaps to protect her classmates with the false Fushi in hot pursuit. New and old comrades struggle to join forces, for they know the dangers of being apart. However, the one who ultimately answers Fushi's call may be more than human...