"Three Cinderellas" takes you into the world of three girls who came out of the orphanage. They have the same background, but have completely different life trajectories. Fifteen years have passed, and the gears of fate have once again connected them closely. When they meet again, the collision of past memories and reality makes them fall into the confusion of love, the pursuit of family affection and the test of friendship. How will they choose, and can they find their own happiness and true meaning in this complicated emotional entanglement?