Fox's popular musical series "Glee" is dealing with S-E-X in their next episode entitled "First Time."

Amidst the preparations of the whole cast for the musical "West Side Story," there will be a lot of things going on in the new episode of "Glee." Yes, two of the virgins in the show will have their first time. Who are they? Couples Finn and Rachel and Kurt and Blaine will be dealing with sleeping together for the first time.

We all know that there is nothing much going on in Finchel's relationship. But the couple is rethinking things of taking their relationship to the next level. Kurt and Blaine is also thinking of taking things in the next level, especially when Kurt feel threatened with Sebastian who will aggressively pursue Blaine with a pep talk about sex.

Sebastian played by Grant Gustin is back. His subtle advances towards Blaine are something to watch out for. The Warblers in their cute uniform are also back for a performance of Billy Joel's "Uptown Girl." Coach Bieste will also have a shot on love as football recruiter Cooter and is eyeing Finn for a post-highschool plan.

Fox managed to delicately deal with gay issues. Fox has a progressive take on gay relationship, which can be an eye opener to the public. Sex is definitely the word on the Glee's upcoming episode and is probably one of the meatiest episodes for the season.

Watch the episode's promo below.