The Protective Umbrella of the Rainy World

In 2075, with the arrival of the Rain Era, the world officially entered the Rain Era. As time went by, people began to get used to this era, so people collectively called this era the "Rain World" At the same time, as time progressed into the Rain Period, executive officers were established in government departments. Yumono, Executive Officer, Paramela, and Mecloti. Xinova, who was born in this era, officially opened the door to the rain world and experienced various rain-related events before establishing the umbrella. At this point, society has entered the era of protective umbrellas.