Wander is a teen with a purpose. A person very close to him has died, and he says it was unreasonable. To bring her back, he must go on an adventure of a life time, and kill all sixteen giant beasts called the colossus.
Eren Jaeger is a boy with a Titan body. His rage to kill them soars and it's to avenge his mother. With his adopted sisterMikasa and dear friend Armin, they go somewhere no one in there time has gone. Meeting Wander in a new land, they work together to fight.