Gintoki comes across a man who has waited over a decade to exact his revenge on him. The question is, does he really have the right guy?
If you want to know, then use that 
eyeball to look deep inside me.
،إن أردتَ أن تعرف
Si quieres ver qué hay dentro de mí,
míralo con ese ojo tuyo.
Se quiser mesmo saber,