Extravagant Challenge Episode 7 (Part 1)

Sixteen year old Mogami Kyoko sacrificed her life to support her boyfriend, Sho, so he could become a successful singer. One day, Sho suddenly breaks up with Kyoko, leaving her with nothing, and Kyoko vows revenge. She decides to delve into the entertainment world and become even more successful than Sho to get back at him. Kyoko therein meets Ren, another actor in her agency, who helps motivate her to become a top entertainer.