Episode 1
As if there's not enough going on in Eddie McMullan's life - he has a Priviate Investigator business to run, an ambitious wife, three demanding daughters and a mother who thinks he's still 12 - Eddie has to face the fact that he may have an illegitimate son he knew nothing about.

Episode 2
Eddie is welcomed back into the bosom of his family once more. His wife and daughters now believe his protestations that he’s not Frank’s Dad because he’s taken a DNA test.
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Episode 3
Lol O’Toole gets hot under the collar when his latest client turns out to be the classy and gorgeous, Susannah King. Desperate to impress he calls in Eddie and Frank to try and trace Susannah’s father who deserted her and her late mother when she was just six years old.
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Episode 4
Eddie is in the bad books this week. Ronnie has thrown Eddie out of the house again after she discovered he missed the first DNA test. If ever she needed proof that he’s fathered an illegitimate child, this is it.
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Episode 5
Poor Eddie is banned from every kebab shop in Liverpool and the girls have a night on the town. Becca sets her eyes on someone and Ange isn't impressed when she see's Neil out with another girl!

Episode 6
The results of the DNA test are imminent and the McMullen clan are on tenterhooks. But first, Eddie and Frank have to go undercover and it's not just any old job!!