Oh, thank goodness. [He's sighing with relief.] But if you still need anything after your friends arrive, let me know.

[He shrugs before he remembers this is audio only.]

It's another one of the many mysteries of this world. Sometimes, an otherworlder will fall asleep - it's a magical kind of slumber that lasts a week, and nothing can wake them up at all, no matter how hard you try. When they wake up, they have new memories from their realm, as if-- their soul had traveled back or something.