The team splits up to take on two cases: one involving a missing professor, and the other a gory murder inside an illegal gambling den.

Investigating the disappearance of a woman's corpse from the morgue, the sleuths encounter a deadly operation with disturbing plans.

With three women claiming to be his rightful fiancée, a wealthy heir calls on the detectives to deduce which he should marry.

After receiving a strange letter from a dead man, the detectives look for answers in his hometown - and from his four suspicious friends.