Danny Phantom (2004)

S01E09 My Brother's Keeper

After the lab accident, Jazz observes a shift in her younger brother Danny's behavior. Concerned that he might be grappling with depression, she misinterprets his ghost-hunting activities and enrolls him in therapy with Penelope Spectra. Unbeknownst to Jazz, Spectra is actually a ghost who thrives on the anguish of teenagers, complicating the situation further as Danny tries to navigate his new reality.