Captive Female Investigators, We Never Lose!

"Shizuka. Your shooting skills have improved." "Thanks to your guidance, Wakana-san. ...Are you going undercover for that case next?" "Yes, as the secretary of the company president suspected in the serial female kidnapping case. ...It's going to get busy." Shizuka and Wakana are special investigators who have been partners for three years. But communication with Wakana, who was on a solo undercover mission, is cut off... Shizuka rushes to rescue Wakana, but...