An accident caused Daoming Siji to lose his memory of Makino Shancai, and he flew back to New York forgetting his beloved.
Fifteen years later, after Daoming Siji regained his memory for some reason, he accidentally traveled to a parallel world. As a result, he reunited with Makino Shancai, but he faced a greater challenge.
Concept: parallel world, sadomasochism
