When does Velma return?

Velma is an American adult animated mystery comedy television series. It stars Mindy Kaling as the voice of the titular character, with Sam Richardson, Constance Wu, and Glenn Howerton in supporting roles. It is the first television series in the franchise to not feature the character Scooby-Doo. The series serves as an alternate universe origin story for Mystery Inc., pitched as a "love quadrangle" between them. It primarily focuses on Velma Dinkley as she tries to solve a mystery.