Literature Reference: 向来相送人，各自还其家。—— 《古诗十九首》 Those who came to see me off have all returned to their homes. Source from 'Nineteen Ancient Poems'.
向: Facing, confronting. In contrast to "turning one's back."
来: In the future, to and fro. Often used as a filler word in poetry and lyrics; the future, what is yet to come, tracing back to its origins.
Meaning: Always and forever, symbolizing steadfastness and perseverance.