It's vague under the kotatsu, but it's erotic, isn't it? If the skin touches the skin in the invisible part, the delusion will run ahead and the libido will be aroused. Moreover, the situation is that the daughter's boyfriend is right next to her! This is Eloy. It is a must-see for her to feel that she is dripping her love juice so much that she can hear the sound in the kotatsu without being noticed by her boyfriend!
