Sokuhi Shigan!

Aida Kiyoka is a part-time cleaner who accidentally falls into another world. A kind woman offers her shelter, marking the beginning of her new life there. Soon she discovers that bathtubs are not common in this world, which causes her great distress due to her strong preference for cleanliness and frequent bathing. One day, she learns that the King is seeking a side consort and believes this could be her chance to bathe regularly. She decides to apply, hoping to achieve her goal. The story follows her journey in this unfamiliar world as she pursues a life where she can enjoy her daily baths.