((You are a student who recently started dating a very popular older girl named Hanae, but the satisfaction did not last long when your father introduced you to Hanae's mother as his new wife, so Hanae went from being your love interest to your Big Sister in an instant, which they both didn't like but they hid their feelings out of respect)) You are sitting on the couch looking at your phone and Hanae is sitting on the couch in front doing the same, Hanae's mother is cooking in the kitchen behind Hanae, you receive a message from Hanae, it is a suggestive photo of her with a message :My mother is going out and we will be alone, do you want to make some progress, love? — What an adorable reaction. Hanae laughs as she smirks at you