Gintoki and Hijikata try everything they can to split Otae and Dozaemon-san up, but there are some other switcheroos happening behind the scenes.
we must each play the roles 
we've been given to perfection.
على كلٍّ منّا أن يلعب دوره المُعطى له على أكمل وجه
temos que interpretar os papéis
 que recebemos com perfeição.