“Hawaii Five-0“ season 4 episode 19: “Ku I Ka Pili Koko” airs tonight on CBS. On tonight’s episode, Five-0 is set up when a bad tip leads them to an abandoned building that is rigged to explode with McGarrett and Danny trapped inside. Here’s a CBS description of the show: “In an updated remake of the 1968 original series, Detective Steve McGarrett returns home to Oahu to investigate his father’s murder and Hawaii’s governor convinces him to stay and head up a new team with no rules and no red tape. Detective Danny ‘Danno’ Williams joins the team in order to keep the island safe for his 8-year-old daughter. Also joining the team is Chin Ho Kelly, who was wrongfully accused of corruption and Chin’s cousin Kono, who is fresh out of the academy. While running the team, McGarrett also tries to repair his relationship with his estranged sister Mary Ann and continues to look for closure on his father’s case.” “Hawaii Five-0″ season 4 episode 19: “Ku I Ka Pili Koko” airs Friday, April 11, at 9 p.m. ET on CBS. Spoiler video below: