Su Ran, a modern psychology graduate student, accidentally traveled to a crisis-ridden dynasty and gained the uncontrollable ability to read minds. From survival in a strange feudal world to struggles for power and emotional games, she constantly struggles to make choices based on her insight into people's hearts. Su Ran not only suffered from mind-reading, but also gained opportunities through it. She joins hands with the powerful eldest son Xiao Yu, the smart and tolerant imperial physician Shen Shuying, the optimistic and tenacious palace maid Yun Xi, and the arrogant and lost aristocratic girl Wu Jinzhao to fight hand in hand to achieve her own growth and self-salvation. As the mysterious power behind mind-reading gradually comes, Su Ran needs to face a greater crisis from a foreign land, and finally finds a way back home, and also gains true love and friendship in another world.