'Hawaii Five-0' season 7 news, rumors: reunion for Kono and Adam; Alex O' Loughlin having to quit over health reasons?

A promo banner for "Hawaii Five-0" season 7Facebook/HawaiiFive0CBS

After Steve McGarrett (Alex O' Loughlin) and Alicia (Claire Forlani) successfully escape from the clutches of the Chess Piece killer and close the case with slight injuries to Steve, the team will be faced with yet another challenging case in the fifth episode of the seventh season of "Hawaii Five-0."

According to a report by Game N' Guide, the next episode — entitled "Ke Ku 'Ana" or "The Stand" — will see the team dealing with a gun thief that seeks to make a statement against gun violence.

"When a cache of guns is stolen from a gun range, Five-0 discovers the culprit is intent on making a dramatic statement on gun violence," read TV.com's synopsis for the episode. According to the report, the team should act fast to make sure that the perpetrators do not use the stolen guns to hurt people.

In other news, shippers of Kono (Grace Park) and Adam (Ian Anthony Dale) have something to look forward to as the two will allegedly reunite after Adam is released from jail. The pair got married  but after a brief honeymoon, Adam was arrested and imprisoned. It is expected that the two will explore their relationship upon their reunion.

Meanwhile, there are reports that season 8 may be Alex O' Loughlin's final season with the show. According to Movie News Guide, the actor has been experiencing back pains that are further aggravated by the physical requirements of his role in the show.

If this happens, it is expected that the dynamics of the show will be affected since aside from being a lead character,he is also partners with Danno, a role played by Scott Caan.

Speaking of Danno, TVLine reported that Missy Peregryn will appear as a guest star for the 10th episode of Hawaii Five-0. The actress will be playing Danno's sister and it is expected that there will be a lot of hilarity as he discovers a different side to his sibling.