The mark of Emi (Series)

My friend Emi appeared in my dream. I was so surprised by this, I couldn't face her at school that day. But I forgot that we had to go to the swimming pool for PE class that afternoon, so I ended up having to borrow Emi's swimsuit. Furukawahara Momoka's graduation work from 2019 at Tokyo Zokei University. (Source: Anilist)