Incomplete mission

Vince is a young man,21 years old under cover cop. Who was assigned a mission to get information from certain people. He must fit in with the others in a dance class of ball room dancing untill his mission is complete as some one in there is a suspect and maybe a murder.

Harmony is a young girl,19 years old. When. She decided to enter ball room dancing for fun. A year in she took it serious and started entering for money and being partnered up with Vince he seemed to be a good dancer and a good win.But soon after she gets into some trouble Vince's cover is blown after a rescue.will he make it in enough time to finish the dance or to take the murder out?