"Sophomore Kalvin Shmelton has finally perfected his underground candy-selling hustle at school. He keeps his prices reasonable, his inventory fresh, and himself out of the drama. But when a heartbroken Sterling Glistern, Kal's longtime crush, barges into the storage closet where he keeps his candy supply, a new source of income unexpectedly presents itself: relationship therapist. He only meant to help Sterling realize she's dating a jerk, and maybe win her over, but news spreads fast that Kalvin's not just the master of sweets--but hearts, too"-- Provided by publisher.