Tzuyu, an Artificial Intelligentence Robot created by Sana's father a very great scientist. She never knew, Sana's dad never wanted Sana to know, it was all too good until she found out. The dreaded day of all, it came. Faster than Sana's dad had thought, she wasn't a dumb child he knew that she would find out one day but he never knew Sana would be IN LOVE with Tzuyu either             - I want to see this story again, i think it was ei