This video demonstrates a laparoscopic repair of a cesarean scar isthmocele in a woman with a residual myometrial thickness of 2.7 mm who wishes to preserve fertility. The procedure begins with diagnostic hysteroscopy, followed by meticulous laparoscopic bladder dissection to expose the lower uterine segment. The surgeon explains the anatomical landmarks used to identify the scar defect and shares several practical operative tips throughout the case. Viewers will learn how to safely mobilize the bladder, localize the defect, excise the scar tissue, and prepare the uterus for reconstruction. The narration emphasizes surgical planning, anatomical orientation, and techniques that improve safety during this challenging procedure.