IENE-479 - The school queen bee is now an escort? Reunited with my broke crush and she's begging for it raw

Aoi Shirasaki, Yui Sakura, Himari Seto, Iroha Suzumura. As expected, Director Kikurin develops the plot with great care. I feel at ease watching any of his works. The male actors aren't annoying. A hidden masterpiece.

Who is she? I loved her great figure and her devoted vibe, and the sailor suit with white lingerie was perfect. Can anyone tell me who she is?

I was drawn to Aoi Shirasaki in lingerie, but the plot felt so contrived—meeting an old classmate I barely remembered, finding out they're successful, falling in love, and then leading to marriage-bound unprotected sex—it just killed the mood.