Alice returns to the whimsical world of Underland and discovers that her friend, the Hatter, is in a distressed state. To save him, she must travel through time using a magical device known as the Chronosphere. Venturing into the past, Alice encounters various characters in their younger versions and learns the origins of some deep-seated conflicts. Her attempts to alter events and find the truth behind the Hatter's ailment lead her to cross paths with Time himself, a peculiar creature who controls all time in Underland.

As Alice navigates the treacherous terrains of time and memory, she uncovers vital information about the Red Queen and White Queen's pasts, revealing crucial moments that shaped their relationships and destinies. She races against the clock to put things right, facing numerous challenges and puzzles along the way. The journey tests Alice's bravery and resolve as she learns that some elements of the past are immutable, and every action has far-reaching consequences.