Winter has arrived and Shannon and her friends are anxious to have some fun at Dobie's slopes -- but they soon discover there is more mystery that surrounds 'Dobie's place' -- than they were aware of.On their way to his cottage, Shannon and her friends discover their dear friend --- M?ra? (Grandmother) Tully is very ill. Nate tells Shannon and the others -- his mother has been caring for her since she got sick -- and is now very worried she might...