Quick Wear: the Heroine's Best Friend Development Plan

Ruomeng is the most sought after singing beauty. I have lived in the crazy pursuit of the world all my life. What she fears most is that her appearance will age and her beauty will no longer exist. So she chose to commit suicide when she was the most beautiful and famous. After death, there was actually a system that wanted to bind her. He also said it could keep her young and beautiful forever. As a condition, she has to complete the task given by it. This kind of temptation is simply too attractive to her. But... The mission is actually to find the heroine of the world and be friends with her? Okay, okay, for the sake of youth and beauty, she agreed. But after the plot is over, who is this little follower? Why are you still clinging to her?