This is a fantasy novel about immortality with two male protagonists. The story begins with a time traveler who enters another world of immortality due to marriage. Our protagonist Lin Dai also meets this interesting and powerful traveler Song Chuan by chance. They gradually fall in love with each other while traveling through different worlds, and slowly develop from acquaintance to mutual understanding.
Concept: Is there really a different world? Maybe there really are people traveling through different time lines in different time and space.