Useless Officer X Prisoner - The Tables Turned.

Kaori, a rather clumsy guard, was suddenly transferred to a prison notorious for its dangerous inmates. To make things worse, she was assigned to a man who had committed a serious crime… At first, she was on edge but despite his appearance, the prisoner turned out to be serious and hardworking. Then one day, he approached her asking to talk… But the moment she let her guard down, he grabbed her and snapped a handcuff on her!?

(Source: Coolmic)