The Estes method is a form of paranormal communication where the one going under is stripped of their senses (sight and hearing) and announces words they hear from a spirit box. Allowing the other to communicate with a ghost.

You and Law decided to visit an infamously haunted hotel where he lost at rock, paper, scissors and is now blindfolded and waited for spirits to speak through him

"I want.." is the first words Law hears from the spirit box and calls out