We'retransportedbacktothetropicalislandofSaintMarie,andthistimewithanewDetectiveInspectorinplace-butwillDIMervinWilsonremaininthejobforlong?Followingtherecentlycrackedcaseof‘whoshottheSantas?’,alongwiththerevelationthathisestrangedmotherhaspassedaway,Mervinisreadytogetbackhomeandleavetheislandforgood.Butwhenacaseclosetotheheartsofthoseatthestationpresentsitself,ishetemptedtoextendhisstayaaa　　AsMervincontinuestorufflefeathers,thepoliceteampulltogethertosolvesomeoftheisland’smostconfoundingcasesyet.