Few films walk a tonal tightrope as tricky as the one undertaken by Plan B, a terrific out-all-night comedy now available on Hulu that manages to combine the energy of Booksmart with the compassion for teenagers and their parents of Blockers. It adds, however, a refreshing and rare — at least until recently — willingness to tell a story about one of the things that can genuinely create a desperate situation for a girl this age: access to reproductive health care. In this case, Sunny (Kuhoo Verma) is a South Dakota high school student whose first sexual encounter is unsatisfying and re...