When the Female Supporting Character Gets a Beauty System

After failing the high school entrance exam, Tan You is punished by her mother to face the wall and reflect on her mistakes. She accidentally connects to a fledgling beauty system. She initially thought the system was a savior, but later discovered it was just a useless little thing who could only shout "666".

It had no use at all except for increasing beauty points. However, after being bound to this system, Tan You had to run around for it. Thus began Tan You's turbulent life...