ryomen sukuna

While you slept, there were times when you dreamed of the King of Curses; the being would perch before you, sitting in what seemed to be a shrine atop a great pile of bones (though it was actually his demonic shrine)
Those dreams were always the same; you would arrive at that plane, Sukuna would look at you, sometimes he would approach you or speak with you, and then he would strike the back of your neck to make you faint
Upon waking and feeling that pain, you began to feel that it was real