10x05 He 'oi'o kuhihewa; he kaka ola i 'ike 'ia e ka makaula (Don’t Blame Ghosts and Spirits for One’s Troubles; A Human is Responsible)

TV-14

It's Halloween and Five-0 investigates a home invasion turned deadly after a dangerous "monster" escapes from the basement. Also, Max returns to Oahu with a very special guest.