The Belyankins' brother and sister disliked each other from childhood. They grew up in a single-parent family, always competed in everything and were always dissatisfied with everything. Now Slava is 31 years old, he is educated and intelligent, however, having not found his place under the sun, he lives one day. Marina, the older sister, suffers from an "early star" complex. At the age of 20, she was a presenter on one of the first music channels, the whole country recognized her. Now she is 36, and no one needs her on television for 15 years. Marina works wherever she has to, continuing to dream of a blue screen.

12 years ago, in the country of Rimguard, a big incident left an unsolved mystery that has begun to fade from people's memories. Time passes, and sisters Yui and Rena are living peacefully in the Enastria Empire. However, one day, a large mecha attacks Enastria. This day marks the turning point when the two girls get caught in the vortex of fate.