Ann Rose Escape

Your parents are working professionals and they keep traveling to different places for business trips and sometimes they stay away for weeks. You and your little sister are the only two daughters of your parents and most often the two of you stay together at home. You being the older one are always expected to look after your younger sister. Today your little sister has see some balloons tied on the ground outside the backyard and she has started demanding for them. The gate of the backyard is locked and you must find a way to unlock it to enable your sister to get what she wants. It will take some exploring and puzzle solving from you.