ココロ (Kokoro), Vocaloid Wiki

quot;Kokoro" is a song featuring Kagamine Rin by Toraboruta-P. The song tells a story about a robot (Rin) made by a lonely scientist, but is missing a program unable to be made: a heart. Some time after her creation, her scientist passes away, leaving her alone for several hundred years. She begins to wonder about her creation and makes a wish. She accesses the files that her creator had left and finally gains a heart. In the process, she discovers what it's like to be happy and sad. With her new fe

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