'Teen Wolf' Season 4 Spoilers: Promo Video 'Can't Go Back' for Upcoming Season Released, Colton Haynes Spotted on the 'Teen Wolf' Set

"Teen Wolf" has released a promo video for the upcoming Season 4 that features Scott (Tyler Posey), Stiles (Dylan O'Brien), Lydia (Holland Roden) and Derek (Tyler Hoechlin). The brief promo video teased that the gang cannot go back after the tragic events that happened in Season 3.

Fans can watch the promo video at the official MTV "Teen Wolf" Facebook page. In the promo video, Scott can be seen rising out of the ashes with Stiles, Lydia and Derek doing the same and shaking off the dirt from their bodies.

Then, the cast members start to run towards something. Also included in the promo video are money falling from above and Allison's (Crystal Reed) crossbow hitting the ground.

Finally, the "Teen Wolf" gang walks towards the camera with the teaser message "Can't Go Back" flashing before the promo video ends. The official synopsis for "Teen Wolf" Season 4 in the Hypable report reads: "Still healing from tragic losses, Scott, Stiles, Lydia and Kira return to a new semester of school with more human worries than supernatural, while also trying to help their new friend, Malia, integrate back into society." Click HERE to watch the promo video.

Meanwhile, MTV News reported that actor Colton Haynes, who portrayed former lacrosse star and Kanima character Jackson Whittemore in the TV series, dropped by the "Teen Wolf" set to hang out. Holland Roden and Tyler Hoechlin shared on Twitter and Instagram about Colton Haynes' appearance on the set.

Roden shared an image on her Twitter account @hollandroden and wrote as a caption that they are finally on the soil. "Always and forever love this man. Thanks for the work visit," the 27-year-old actress further posted. Click HERE to see photo.

Tyler Hoechlin posted an image on Instagram to share his reunion with Colton Haynes. "Look who I found on the #TeenWolf set.." Tyler Hoechlin wrote as a caption to the image on his Instagram account tylerl_hoechlin. Click HERE to see photo.

The "Teen Wolf" cast members may have reunited with Colton Haynes but there is no confirmation if Jackson Whittemore will appear in Season 4. "Teen Wolf season 4" is scheduled to premiere on Monday night, June 23, at 10 pm on MTV.

Finally @coltonlhaynes & I are on the same soil!! Always and forever love this man. Thanks for the… http://t.co/poxr1iLt9E
— holland roden (@hollandroden) May 21, 2014