In the near future where technology can sneak into and repair memories, Lin Mo, a top "memory restorer", spends all his time with other people's pasts, but cannot piece together the complete face of his deceased wife. A mysterious commission from a dying business tycoon draws him into a memory puzzle that spans decades. The goal of the commission is to retrieve a vague memory about the fragrance of gardenia. When Lin Mo sneaked into the island of broken memories, he discovered that it was not a romantic past, but the key to a deeply buried crime. On the edge of a chaotic timeline and a blur of reality and reality, he not only has to fight against the rejection of memory itself, but also faces a shocking truth that can overturn his life.