Time and the Cosmic Sea

Zhang Genshuo is a postal worker with the ability to travel through time, shuttling daily between letters and different eras. On one of his deliveries, he inadvertently becomes involved in the divorce case of Su Ruixue. As he investigates, shocking secrets emerge from the case. Meanwhile, as he follows the clues, the mysterious origins of his own life are gradually revealed, drawing him into a maelstrom of love and hate, shrouded in mystery.