From back cover: What happens when Winter descends on Albert Einstein High? More laughs and fun than you've had since...Summer! Join in for rollicking adventure in the world of R. Talsorian Games Teenagers From Outer Space. Old Man Withers Winter Wonderland has rolled into town, and with him WinterFest! Can the Teeners survive a frolick in the snow? And what does the CIA have to do with this, anyway? TFOS does WinterFest! is an AdventurePak for 4-6 Teeners from Teenagers From Outer Space. TFOS is required to use this product, as well as a sense of humor! Bonus! New Powers! New Gadgets! And Much, Much More!