Office lady in her twenties, Takanashi Sei was summoned to the different world by the 【Ceremony of Saint Summoning】. But however, she was not recognized as a 【Saint】. The first prince who appeared in the summon room only took the other girl that was summoned with Sei and left the room. The figure of Sei that was left behind lost her temper. Let's get out of this country quickly. It is decided. However, the reality is harsh. In the end, she decided to stay in the Royal Palace. But not calling herself as a 【Saint】 but as a 【Commoner】.