This Imperial Emissary Is Extraordinary

Qin Hao died of illness. Coming to a world of humans and elves, the spirit envoy signed a life contract with the elves and grew up together with the elves, eh? The elves in this world don't have the light system, so what's going on with me, a loli elf? (Instead of relying solely on the elves' elven writings, the Spirit Controller can have power comparable to that of elves.)