Ferry Disaster

S1, E5: The drunken skipper of a small cruiser vanishes after being involved in a mid-harbour crash with a boatload of young revellers. An unidentified woman goes into cardiac arrest at the scene and dies - leaving Heidi driven to discover the deceased's identity. Dean and Shane locate the missing skipper, who confesses he took advantage of the boating disaster to escape a love triangle of his own making.