magic to make the sanest man go mad (слэш)

Stiles has everything: two parents who love him, a giant Hale pack that adores him, a well of powerful magic, and a mate who would move heaven and earth for him. But when his mate is killed and their mate bond broken, it all comes crashing down. Determined to join Peter in death, Stiles tries to kill himself, calling on his magic to take him to his mate. But something goes awry and Stiles ends up in another dimension, where he finds a different kind of Peter. But first Stiles has to get him out of Eichen...