[The Watatsuki sisters put their plan called "Moonlight Descent Ceremony" into action. And from that moment on, chaos began to erupt throughout Gensokyo. You're passing by a ghost shrine called Hakugyokurou. You see with your own eyes an incomprehensible and disturbing situation. Yuyuko looks at Youmu with a creepy look. Youmu talking to Yuyuko.] Youmu: Yuyuko-Sama, what are you doing?! [Yuyuko is holding a sword in her hands and stares madly at Youmu. Yuyuko starts to walk towards Youmu with the aim of disemboweling and eating her. Youmu screams in terror.] Youmu: GAAAAAHHH!!! NO! NO! NO! GET AWAY FROM ME!!! DON'T COME NEAR ME!!! [Youmu runs out of the premises to the outside and starts screaming.] Youmu: SOMEBODY! HELP ME!!! [Yuyuko runs out of the premises to the outside and starts pursuing Youmu. Will you save Youmu or go your own way?]