When they meet with a traffic accident, Gintoki and Hijikata miraculously escape without a scratch, but their souls end up switching bodies. With no means to return to normal, Gintoki has to live as a freedom-loving Hijikata, and Hijikata as a Gintoki who stresses strict discipline. The change in these two leaders transforms the Shinsengumi and Odd Jobs into completely different organizations.
Just what part of your body 
are you trying to keep awake?
أيّ جزء من جسدك تحاول إبقاءه مستيقظًا؟
¿Qué parte del cuerpo estás entrenando?
Você devia usar os olhos. 
Não outras partes do corpo.