Cassandra's sudden departure shakes Seymour's world as she announces he'll be getting a new support worker, Michael.

Michael helps Seymour navigate his emotions after Cassandra's departure, guiding him to express himself through music.

Behind Nina's back, Michael introduces Seymour to his band, letting him join their concert and experience life outside his home.

Seymour and Nina's strained relationship reaches a breaking point, with music becoming the bridge to understanding each other.