Louis and Jessica learn that Emery has great potential to be the next Chinese-American tennis super star. They hire tennis legend Billie Jean King to take Emery to the next level, but she soon starts taking the training too far.
Dre and Bow are worried about Junior's future working odd jobs, especially after he tells them he wants to produce comedy shows for unknown comics; Rainbow encourages Diane to have a slumber party at their house.
Bow is heartbroken to learn that Diane is no longer friends with Sophie; Dre discovers a hole in the wall that Junior and Jack were hiding and forces them to fix their own expensive mistake.
Grace unintentionally meets Noah's daughter Katie. Will's mother Marilyn visits after the death of her beloved dog, but doesn't receive the emotional support she expects. Jack argues with his rec centre boss, Theo.
Detective Jake Peralta finds himself unable to close any of his cases and believes that he may be cursed. Captain Ray Holt puts him on data-entry duty and while he is there Peralta has a breakthrough on a missing-persons case.