A British foreign exchange student who quickly fell into a relationship with Chauncey and a metaphorical "big sister" for Tonya, which she helped find her way in America and adapt to it. Sophia is energetic, happy, perky, and has an open love for learning and accepting new things. But she can also have a serious, bossy attitude with a sense of disipline and is very demanding and spoiled by Chauncey because of his deep love for her.