Where can I find this video?

Not a video; visual novel called:

Viper-V16 / Viper-V16 RISE
https://hitomi.la/reader/486512.html#47
https://www.dlsite.com/pro/work/=/product_id/VJ001722.html
https://vndb.org/v3415


Image Gallery:
https://hitomi.la/gamecg/viper-v16-486512.html

Not a video; visual novel called:

Viper-V16 / Viper-V16 RISE
https://hitomi.la/reader/486512.html#47
https://www.dlsite.com/pro/work/=/product_id/VJ001722.html
https://vndb.org/v3415


Image Gallery:
https://hitomi.la/gamecg/viper-v16-486512.html

This is from the eroge Viper V16. There's no video, but there is a 3 episode OVA adaption of a bunch of the Viper games called Viper GTS.

https://muchohentai.com/series/viper-gts/