A bomb squad is attacked and the culprit threatens to detonate additional explosive unless arsonist Jason Duclair is released from prison. Meanwhile, Adam returns from the hospital and Kono realizes they are being watched; and McGarrett prepares to take his relationship with Catherine to the next level.moreless
Daniel's father and his friend Dean Haley are faced with the decision on whether to allow Pierce to undergo a high-risk surgery for his traumatic injury. Daniel works on solving a different kind of murder case.moreless
Pope & Associates receives a new case, that of wealthy woman's son who is accused of rape. Another client, Amanda Tanner requests meeting with the President, something Olivia is very weary about.