MeltyGirlz is a one-of-a-kind NFT (Non-fungible token) collection of 10,000 pieces, a unique digital collection living on the Ethereum blockchain. Although she doesn't exist in reality, there is definitely a heroine there. This is an art project created with the concept of creating a story with the heroine who exists in second street, an abstract space where the owner of the heroine and the viewer are the main characters.