A heart-warming story about the bond between a father and son, separated by the vast ocean. For young Ai Qi, the sea is a mystery. His father works on a remote island far away, guarding a lighthouse (? lighthouse garrison, ) amidst the waves. Through letters carried by kites and dreams of flying fish, Ai Qi learns to understand his father's sacrifice and the heavy responsibility of duty. This moving novel explores themes of separation, resilience, and the invisible threads of love that connect families across great distances. Perfect for readers who enjoy realistic stories about family bonds.