Katsura infiltrates the Shinsengumi in a bid to take it down from the inside, but he finds he has an unexpected foe to deal with.
If he knew who I was, the Z 
would've been completed by now.
لو كان يعلم من أكون لكان حرف زيد قد اكتمل الآن
Si supiera quién soy en realidad, 
ya habría terminado la Z.
Se ele soubesse quem eu sou,
 o Z já estaria completo.