A man who sexually assaulted a young woman by touching her plumber's crack while on a bus was caught at the police station as the woman happened to be there reporting the case.

The incident took place on a crowded bus around 6 p.m. in the Xindian district of Taipei in August when the 35-year-old man, named Zhang Wei-Zhe, allegedly used his finger to touch the woman's posterior.

The next day, the woman went to the local police station to file a claim and she bumped into the suspect coincidentally. The man happened to be at the police station picking up some other documents. The man has been charged with sexual assault..