A.Mou, a youth who possesses a keen interest in Wuxia and machinery, encounters an unforeseen twist of fate whilst sketching manhua. Inadvertently immersing his pen in a vial of "Thousand-year Ink" gifted by his childhood sweetheart, Shona, both A.Mou and Shona are transported into an actuality where his fantasies assume corporeal form. Nonetheless, lurking within the realm of his imagination lies a sinister peril, poised to unleash havoc. As A.Mou's dreams run amok, akin to a speeding train with faulty brakes, he becomes increasingly vulnerable.