Their HBO series keeps getting more and more popular, and now co-stars Anna Paquin and Stephen Moyer are showing that their love for one another has been gaining momentum, as well.

The “True Blood” lovers are engaged to be married, with reps for both Anna and Stephen confirming the big news to People magazine.

Offering up no further details, Paquin and Moyer have been together since filming the pilot of “True Blood” – going public with their romance February of this year.

Recently making headlines for their steamy love scenes in the popular vampire series, Moyer said of his lovely lady, “My girl is hardcore.”