Kristin Cavallari Debuts New Romance on Instagram

Kristin Cavallari's new love is drenched in words unspoken. 

After the Laguna Beach alum debuted her new romance with boyfriend Mark Estes, he gave a glimpse at their unwritten chemistry. 

The 24-year-old shared a Feb. 27 video of him and Kristin poolside in a beautiful, tropical locale. The turquoise ocean gleams off in the distance as the pair sing and dance to Glorgiana's "(Kissed You) Good Night," sealing their video with more than a few kisses. 

As Mark—who is part of a TikTok group called the Montana Boyz—captioned the steamy moment, "Ready to fall."

The former college football player's post com…