Lin Chen inherited a remote psychiatric hospital left by his grandfather. He originally thought he could only guard the rundown courtyard and wait for bankruptcy, but who knew that every single patient inside was extraordinary! An old man collecting garbage with dementia, a crazy woman talking to herself, a mysophobic man washing his hands dozens of times a day, an old professor in tattered clothes... After Lin Chen learned about their identities and experiences, he discovered his grandfather's good intentions, so he made up his mind that he must protect them well!