The Ghost and Molly McGee (season 1)

Molly has to sweat to make the room look human. While cleaning, the girl accidentally summons the spirit of Scratch, after it turns out that this is his favorite corner. Of course, the ghost becomes angry, already decides to set up a curse, as he himself falls into it. Now the otherworldly creature is friends with Molly. Scratch is quiet, grumpy, like an old man's undead soul. He likes to bask in warm water when he's alone. After a while, Scratch becomes attached to his new neighbor and becomes the girl's first best friend.