The sauce for the video in hentei anime memes 3.O

OH so you want to know the sauce for this video *Sauce will be at the end the page* You will find sauce at end of the page, he is some pictures that you can follow to the sauce

 

Now the sauce is : https://myanimelist.net/anime/6500/Seikon_no_Qwaser

Or you can search name Seikon_no_Qwaser