Channing Tatum is friends with his fiancée Zoë Kravitz.

The 44-year-old actor posted a romantic tribute on Instagram on Tuesday, September 3, sharing a photo of the two in which Kravitz is sleeping on Tatum’s lap, although she is topless. Tatum added a message in the caption praising her for her work directing her film. Flash twice.

“This little cutie. She’s so tired, bro. Every time I wondered if she was going to break… She just kept going,” Tatum wrote of Kravitz, 35. “Always searching for the truth. She put every single ounce of herself into this film.”

The actor went on to say that he was “so proud to stand up for her, this film and everyone involved in it. Forever,” adding, “Knowing what it took to make it. No one will ever know.”

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Tatum continued his post by saying “thank you” to Kravitz “for finding me and seeing me.”

“I have you forever. Me and you, back to back against anything. I will never blink. Let’s go,” Tatum concluded.

Kravitz directed Tatum in the new thriller Flash twiceThe two fell in love in 2022 while filming the movie, in which Tatum plays Slater King, a tech billionaire trying to restore his image after being accused of wrongdoing.

Slater meets a waitress named Frida (Naomi Ackie) at a fancy gala and kidnaps her, a friend (Alia Shawkat) and a group of others with his friends (played by Christian Slater, Simon Rex, Haley Joel Osment and Levon Hawke) to his private island.

PEOPLE exclusively reported in October 2023 that Tatum and Kravitz were engaged after two years of dating.

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When asked if she and Tatum will collaborate again in the future, Kravitz told PEOPLE last month, “I hope so. I mean, I think art is our love language. I think it’s what we love, and we love talking about it, experiencing it, and supporting each other.”

Tatum previously told PEOPLE that working on the film together strengthened their bond. “When you’re thinking about having a child or getting married, you choose the most difficult creative project with your partner,” he said in July.

“It was so hard to make the film. Probably one of the hardest films I’ve worked on… for many different reasons,” added the Magic Mike Star.

“But when you can look across the room or the set and know that you have the best person right next to you trying to solve problems, and you’re looking to them for answers just as much as you’re trying to solve them, it’s incredible,” Tatum said.

Flash twice is now in theaters.