Orgasm is the Essential Part of Sex!? When I Try to Teach My Dull Childhood Friend Thoroughly…

"You want to know about love, don't you? Tell me what makes you feel good." Yui is reunited with her childhood friend at university. She aspires to be an artist, so she makes a request, "I want to make a good manga, so teach me about love!" It's an unreasonable request, and I'm trying to ignore it,