India, Dec. 3 -- A wholesome father-daughter moment captured on a train platform is melting hearts on social media, with many calling it one of the "purest" videos of the year.

The clip, shared by Instagram user Ayu Shikesarwani, shows her standing inside a train as it prepares to leave the station while her father waits outside on the platform. As the train begins to move, Ayu flashes a playful hand gesture - the popular finger-heart sign popularly known as the Korean heart gesture - to express affection. But her father adorably misunderstands it. Believing she is signalling for money, he rushes toward the departing train, pulls out cash from his pocket, and hands it to her just seconds before the train pulls away.

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