Son of the house

It should be that we do something to pass the time. This is what crossed my mind, and we are two women with our feet and hands shackled, imprisoned in a locked room of unknown location! I knew that there was no escape before us; our feet and hands were tied with knots I never imagined I could free myself from, even if I spent a century trying. And even if we succeeded in freeing ourselves from the knots, this narrow room has no exit except for one door locked with a lock I could hear clicking every time they entered and left, and the only window is so narrow it barely fits my thigh, let alone my entire body. As for running to save my life—regardless of my weight—there's the problem of my weak knees. So I realized that there is no escape like what we see in movies...