High school student Lin Xiaohan encounters Prince Maple Leaf, a leaf planet that has fallen to Earth, and names him Silent. The two stayed together day and night, and the prince used magic to help her resolve crises many times.
After the prince returned home to quell the interstellar war, he returned to Earth with interstellar specialties. The two teamed up with their friends to establish an interplanetary trading company, and helped many ordinary people increase their incomes and become rich by relying on the pollution-free bread brothers' specialties.
A rival competitor maliciously framed the prince, and under misunderstanding, Lin Xiaohan broke up with her. After the truth was revealed, the prince cleared his name and started pursuing his wife. The story combines campus youth, interstellar fantasy, interstellar trade and two-way love.
