An Artful Attack
The Painting of Love: Usagi and Mamoru Get Closer
Koi no irasuto, Usagi to Mamoru ga sekkin?
"Usagi and Naru attend an art exhibit by Yumemi Yumeno, whose works are known for helping people find love. Usagi is surprised when she and Mamoru, who also happen to be at the exhibit, are both asked by Yumemi to become models for her latest painting." (source)