Super Short Summary

All Our Yesterdays by Cristin Terrill follows Em and Finn, prisoners who repeatedly travel back in time to stop The Doctor, a former friend named James, from inventing a time machine that leads to global conflict. Discovering instructions from prior timelines, Em must navigate her feelings for James and Finn, culminating in a high-stakes confrontation involving past and present versions of themselves. Sensitive topics include torture, violence, and self-harm.