After receiving spare parts for the Build Burning from his sister China, Yuuma is on his way back to the lodging house when he runs into a gang of delinquents. Yuuma risks himself to protect the parts, and is saved when Sekai and the others come running over.
They have a reason to do so.
لديهما سببٌ وجيه لفعل ذلك
Sie haben ihre Gründe.
Ils ont leurs raisons.
Eles têm um motivo para isso.