Please Stop, the Drill Has Ended Long Ago

Plot Synopsis

Li Xiu was selected to participate in a security drill, and the task was actually to rob a bank. During the drill, he accidentally helped clear up an old unjust case of his friend's father, and thus got involved in an even more intricate case. The "fugitive" Li Xiu thus fled while helping the security personnel solve cases. In the end, how will his merits and demerits be judged? Where will he go from here?