Shen Fu was still researching the uses of the glasses, paying attention to many tiny details.
For example, after swapping faces, their figures would change too, the most noticeable being when turned into Nan, there really stood a supermodel-like woman who seemed slightly taller than herself.
When he touched a face, it was a face; when he touched a breast, it was a breast; when he touched a leg, it was a leg; in reality, nothing changed, but visually everything seemed elongated.
But after she got elongated, her view of other things and people was in normal proportion.
Also, when switching to Tutu, one of the functions was hair color change, which suited her perfectly—of course, the color change only appealed to Shen Fu alone.
Nonetheless, Tutu had mentioned that she dolled up just to please her dear husband's eyes.