Suffering from math PTSD, she traveled back in time to her second year of high school and prepared for the college entrance examination again;
The husband who is an expert in mathematics, physics and chemistry travels back to the bamboo horse to accompany her for another battle.
Is he a husband who gets along day and night, or is he a sweetheart who once admired each other?
Can they ever go back to their old lives?
Intention: time travel, healing