Series drawn by practice several years ago Part 1 - 2.
The nipple is not retracted in its original shape, but the nipple is completely caught inside.
When this gigantic nipple erects, it jumps out gradually from the outside and finally the tip is exposed.
When collapsing, the epidermis of the tip is in close contact. The epidermis of the tip is red near the internal organs and the skin is very thin.
The irritation when erecting while the nipple deforms seems quite pleasant.
The chapter changes from next.