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Alvin (アルヴィン,Aruvin?) is the main hero from Tales of Mobile: Tales of Commons. He is a bright and curious 18-year-old man from the country of Jupiter (ユピテル,Yupiteru?) who likes to travel around in the city. On the way to visit his sick mother, a strange thing happens to him, and he meets Sefina, which is the start of his adventure.