She looks hot, for sure. Gorgeous flowing black hair, attractive and *very* sensuous facial features, curvaceous figure; overall, she's a beautiful woman. Her appearance suggests she has real potential as a cuckoldress. I encourage you to encourage her.
*Excellent!* Thanks for the additional pics; your wife's facial expressions are *very* sexual in a smoky sort of way.
If she is still hesitant about openly cuckolding you; that is, with your full knowledge and approval of what she's doing, you might consider suggesting she read: