2020 was poised to be Future Teens’ breakout year. After releasing their sophomore LPBreakup Season,cosplaying as Carly Rae Jepsen, and zeroing on the romantic longing of fans worldwide, the Boston quartet was rising. While such a hard stop was part of every band’s story in 2020, the momentum hadn’t left the group — guitarists/vocalists Amy Hoffman and Daniel Radin, drummer Colby Blauvelt, and bassist Maya Mortman — straying too far from their central heartline.Deliberately Alive,their blustery follow-up EP, is Future Teens at their most explosive and earnest, showcasing a band in between journal volumes.