Things get personal for Dr. Halstead when his unsupportive father is admitted to the hospital against his wishes. When treating Will's father, Dr. Rhodes reflects on his relationship with his dad. Dr. Charles gets involved when his daughter Robin's strange behavior continues to intensify and Dr. Choi struggles to help a teenage boy who is desperate to control his sexual urges. Dr. Manning feels the impact of being a working mother when a young boy is brought in for neglect. Meanwhile, Sarah teaches a group of high school students about the responsibilities of having a child by using fake baby dolls.