Legend has it that there's an invisible red string that binds the pinkies of two people who are destined to be together. The string was tied by the Gods, connecting the lovers through time, through space, through any obstacles that separate them. It's a powerful thread that can stretch and bend but never break, essentially a way for soulmates to find each other.

Or: A bit of warmth and fluff between Mina and Sana that takes place on the night of Mina's birthday amid a party with their closest friends.