Irene, a modern nurse, accidentally traveled to Victorian England and became a maid for a wealthy family.
With her hard work and professionalism, she gained recognition and accumulated savings.
After the rich man was accidentally kidnapped and his marriage was broken up, Irene took the severance pay and opened a small cake shop near Baker Street. While opening the store, she met Moriarty, who often came to the store, and they developed a secret love.
But Holmes investigates Moriarty's criminal behavior, and Irene also discovers the unknown side of her lover, and falls into a dilemma between morality and love.
In the end, Irene bravely confronted Moriarty and persuaded him to turn back. With love and persuasion, Moriarty gave up crime after inner struggle and joined hands with Irene to move towards a new life.
Mission: Love spans mountains and seas