The heroine does not move:
1.
The lady is lying on the bed.
Turn your back to the master.
You can also make phone calls.
2.
The heroine turns her back to the hero.
Kneel down with your legs bent.
Put your hands on the ground.
The male protagonist hugged the female protagonist\'s waist with both hands.
3.
The lady is lying on the bed.
Turn your back to the master.
Raise your hips slightly.
4.
The lady is standing.
Turn your back to the master.
Head and waist bent forward.