After middle-aged Kenichi Hamada is displaced into another world, he discovers he has the ultimate cheat: an online shopping site where he can order whatever he wants and have it delivered instantly! At the royal palace, the mischievous, headstrong Princess Lilith is keeping Kenichi on his toes while he waits for an audience with the king. Not only does he have to dispose of the terrifying giant rats lurking in the sewers, but when the palace maids start to believe the place is haunted, Kenichi is the one tasked with performing the exorcism! Run ragged by her demands, Kenichi must make full use of his online shopping skills to meet the wilful Princess' challenges!