Since Gin-san was the White Yaksha, a major player in the Joi war, Hijikata orders a stakeout on Odd Jobs in order to find out if he's still connected to the Joi rebels. This stakeout mission lands at the feet of Inspector Yamazaki Sagaru.
The Shinsengumi have been 
keeping an eye on you lately,
كان الـ شينسينغومي يضعونكم تحت أنظار المراقبة مؤخّراً
El Shinsengumi ha estado vigilándolos,
O Shinsengumi anda de olho em você