When a remarkably intelligent academic, Gwen, is admitted to the ER with a splitting headache, doctors at Bethune General are stumped as the headache leads to an apparent psychotic breakdown followed by a terrifying seizure.
When an estranged couple is invited on a couple's retreat, they discover they are targets of an elaborate scheme to steal their identities and their lives. Pursued by dangerous criminals, they must overcome their marital problems to get out alive.
Chaos strikes during a daring attack on The Dal, leaving the fate of one of the gang in the balance. Meanwhile, The Morrigan leaps on the opportunity to ignite the tensions between Light and Dark catching Kenzi and Hale in the crossfire.
When a tourist is killed after unknowingly transporting a stolen Van Gogh, an undercover Kono and Chin enter the world of black market priceless art and are taken hostage. Also, McGarrett asks Iron Chef Masaharu Morimoto to help train Kamekona.