Stiles is a sub, Derek is both a Dom and an alpha. When Stiles begins shutting down after the nogistune, he turns to Derek as his alpha for help. Derek offers help as a friend, an alpha and a Dom. Their relationship blossoms and they want to take it further but Derek is worried because Stiles still isn't 18. ----- After the nogistune. The pack is strong and Derek is a great alpha. Couples form, as well as Sterek. The Hale family is still alive and well. Stiles is 17.