Special Agent G. Callen (Chris O'Donnell) leaves Sam Hanna and the entire team behind to start a secret mission. Agent Tony Dinozzo (Michael Wheatherly) goes back to Los Angeles to join the secret mission in NCIS: Los Angeles Season 7.

Get ready for the much awaited NCIS: Los Angeles Season 7. G. Callen finally reveals the secret mission he's been planning and working for! As mentioned on Carter Matt, NCIS: LA already released the plot synopsis; however, the details are not specific. It's like a glimpse on the newest premiere which will leave you hanging. Below are some of the upcoming NCIS: Los Angeles Season 7 details:

After the shocking revelation of Special Agent G. Callen's past, he is preparing for a secret mission, an operation that is related to his father. Callen will be able to see his father anytime soon this Season 7.

As mentioned on MNR Daily the previous episode of NCIS: LA G. Callen discovered that his father isn't really dead, will he ever be able to find him? As of now, there is no complete premiere updates or even a single spoiler revealing what exactly is G. Callen's secret mission.

Meanwhile, Henrietta 'Hetty' Lange (Linda Hunt) demands the team to entirely shut down the operation and look for G. Callen instead. Elsewhere, Marty Deeks (Eric Christian Olsen) and Special Agent Kensi Blye (Daniela Ruah)? Their loveteam is much awaited for the viewers but this upcoming season, the two will take their relationship to the next level. It is said that Deeks and Kensi will be on the rocks. Will this lead to a split up?

Stay tuned for the newest premiere of NCIS: Los Angeles Season 7 on September 21, 2015 only on CBS. How about NCIS:LA fans what do you think is Callen's secret mission all about? Share your thoughts below.