Sleep with your arms tied on your back.

Sleep naked while looking like a dog

sleep like a dog
on the floor, naked, no cover and with something in your ass as a tail

Tie a rubber band around your cock and balls and sleep like that :)

sleep with a vibrator or vibrating toothbrush taped to your dick.

Sleep naked with your privates tied to one of your bed posts, no covers allowed

Sleep with only your socks on with your hands and feet tied together

Sleep with a gag and blindfold next time.

get into a fetal position, bind your cock and balls with rope and tie the rope to your feet, now wrap another piece of rope around your balls and while placing your hands behind your back secure them to your ties wrists, enjoy sleeping fully bound

sleep under your bed with you limbs tied to the bedposts, while corssdressed

Sleep with a butt plug in your ass

Sleep with hands tied behind your back and feet tied together

Sleep with your toes tied together and link yor tied hands on the back with them.

Prefer something where cbt is included.

I already have to, anything else?

Dress up cutely then for bed :)