(Cover) - EN Showbiz - Leonardo DiCaprio's seven-month relationship with model Erin Heatherton is getting heated.

The Victoria's Secret beauty is said to have moved into the actor's plush New York City apartment that overlooks the Hudson River.

The couple are rumoured to be head over heels in love.

They can't bear to spend time apart from each other.

"Erin has been with Leo nonstop at the apartment," an insider told Life & Style magazine.

"He even got a bike for her since he likes biking around the city so much."

People who have seen Leonardo and Erin together say that the pair appear absolutely enamoured with one another.

"They seem very much in love," a source added about the couple. "They're really cute together."

Erin is elated about sharing a space with Leonardo.

"I live on the West Side Highway now and I love it!" she told the publication recently.

Leonardo previously dated actress Blake Lively and gorgeous model Bar Refaeli. (C) Cover Media