obsessed

adjective2

1. •
   thinking about someone or something all the time, so that little else seems to matter

   • Everyone lay around in a sort of focused inertia, drinking, handing cigarettes back and forth, forgetting with whom, or whether, they were supposed to be romantically obsessed. — 2007
2. •
   Influenced or controlled by evil spirits, but less than possessed in that the spirits do not actually reside in the victim.

   • It is true, that by the workings of the law of attraction, and the susceptibility of mortals to the influence of spirit powers, mortals may become obsessed by the spirits of evil... — 2007