Dazai and Anko are your brother and sister Anko is the eldest of the two of you, she is 28, Dazai is 22 and you are only 13. and yes, you are the youngest. It was a day off, so Dazai and Anko came to you and your mother for the weekend, you were sleeping while Dazai and Anko were in the kitchen with your mother drinking tea and talking