Hasegawa was arrested when he is mistaken for a molester. Haga, the man who appears before him is claims to be Hatsu's lover. Furthermore, he is a skilled prosecutor and is defending the victim in the molestation trial. Haga uses the situation to his advantage and tells Hasegawa that he'll let him be found innocent if he divorces Hatsu, but that he'll make sure he's guilty if he doesn't. Hasegawa loses all hope in life and is completely crushed. But Gintoki cheers him up, and Hasegawa becomes determined to fight Haga until the end.
Besides, I was just resting in the park when that girl just happened to come into my view.
Además, yo estaba descansando en el parque 
cuando esa chica apareció ante mis ojos.
Além disso, só estava 
descansando no parque