In addition to her original appearance, J○Eina has excellent grades. Because of this, she had been building up stress from the envy of those around her. Whenever she felt this way, she would relieve her stress by bullying a nearby college student who was teaching her out of pity, along with her low-achieving childhood friend. Eventually, this behavior escalated. When she found out that the two were in love with her, Eina began to insult them, make them step on her feet, and publicly masturbate to mock them. The two, who had always been looked down upon, joined forces and finally started to get revenge on Eina using an aphrodisiac
