Melody Marks sends a letter containing a small creature to the famous biologist Lexi Lore. A big reward is waiting for her in case she can figure out what it is and how to get it back to life. Lexi studies the specimen but after many hours she goes to bed. The small creature which turns to be out is a parasite slowly crawls over to Lexi and infiltrates her body. Melody gets back to her favorite biologist who is all horny waiting for some naughty fun. And Melody can’t wait either to eat out Lexi’s juicy pussy. It’s a dream come true for both! Scissoring and riding a tentacle.