Watch Agent Mr Chan for Free: How to Stream the Movie Online at 123Movies. . Top agent Mr. Chan (Dayo Wong) suddenly finds himself removed from duties after his partner Wonder Child unintentionally offends a policewoman, Ms. Shek. But when a financial officer goes crazy due to drugs, Mr. Chan is called back in to solve the case, which he accepts even though this means partnering up with Ms. Shek. The two have some ups and downs while working together, eventually leading to romance.