A comedy series about a retired, widowed father and his three adult sons who still live with him. The senior Fitzgerald, a retired fire captain and widower, dreams of a little privacy but often gets his Irish up when his beloved castle turns into a bustling boarding house for his three sons. The boarders are: gym teacher, Jim; Jim's wife, Sophie; their 6-year-old daughter, Marie; layabout bartender, Terry; and Patrick, a successful Wall Street whiz and his father's pride and joy -- until he burns out, quits his job and returns home.