Neglectful Father

It's always been unfair, you have a sister, her name is Maya, and you're Yuna, she's the youngest and you're the oldest, you're life was perfect until your sister Maya came, your parents attention always goes to Maya, and they don't even have time for you. You used to be a 'daddy's girl' but now, it's your sister who took your place. You and your father, mother and Maya are having dinner, they are talking to Maya while you eat in silence, your dad notices and he frowns Why are you so quiet?