• Jared Padalecki (L) and Jensen Ackles speak onstage at the 'Supernatural' panel during Comic-Con International 2015 at the San Diego Convention Center on July 12, 2015 in San Diego, California.

Jared Padalecki (L) and Jensen Ackles speak onstage at the 'Supernatural' panel during Comic-Con International 2015 at the San Diego Convention Center on July 12, 2015 in San Diego, California. (Photo : Getty Images/Kevin Winter)

"Supernatural" Season 12 episode 11 airs Feb. 9. The upcoming segment is titled "Regarding Dean" and it will focus on Dean Winchester, who loses his memory. Here are a few spoilers for the next chapter of the series. Read on to find out what happens next.

[Spoiler alert! This article contains spoilers for "Supernatural" Season 12 episode 11 "Regarding Dean." Do not read further if you don't wish to know more about it.]

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"Supernatural" Season 12 episode 11 will see Winchester family in a difficult situation when Dean's memory is erased. The network has released a brief synopsis for the upcoming segment. According to the description of "Regarding Dean" on Spoiler TV, Dean is hit by a spell that leads to memory loss and he has a total blackout for events of his life. 

Sam must do something to bring back Dean's memory. Hence he approaches Rowena for help. Together, they must find an ancient, powerful family of witches that can reverse the spell and help Dean revive his memory. Once again, Sam puts everything on the line to help his brother.

A promo video for "Supernatural" Season 12 episode 11 is highly anticipated. However, it is yet to be released. It is expected to be out after episode 10 goes on air on Feb. 2.

Meanwhile, "Regarding Dean" is expected to be "Castiel-heavy" episode. In an interview with TV Line, "Supernatural" executive producer Andrew Dabb revealed that the remaining Season 12 will feature three "really strong Castiel episodes." First being the Feb. 2 instalment and the second one is the following episode airing on Feb. 9. According to the EP, episode 11 is "extremely Cas-heavy in a different way." The third Castiel-heavy segment is episode 19.

"Supernatural" Season 12 episode 11 "Regarding Dean" airs Feb. 9 at 8:00 pm on The CW. Stay tuned for more spoilers and updates.