Where can I find this video?

Image is the Game CG version, but there is an animation.
https://chan.sankakucomplex.com/post/show/1599881

[Resort Boin] (リゾートBOIN)

http://hentai.animestigma.com/wp-content/uploads/hentai/Resort%20Boin.jpg
Series
http://hentai.animestigma.com/resort-boin-2/

Image is the Game CG version, but there is an animation.
https://chan.sankakucomplex.com/post/show/1599881

[Resort Boin] (リゾートBOIN)

http://hentai.animestigma.com/wp-content/uploads/hentai/Resort%20Boin.jpg
Series
http://hentai.animestigma.com/resort-boin-2/

Character's name is Nao Iihara, most likely together with Daisuke Ichijyo. Must be one of the Boin animations. Boin (aka Boin Lecture) or Resort Boin