Hetty has a surprise visitor with important news, but can she meet him without getting caught?

Hetty discovers an explosive secret, while Gideon fears he caused Edwin's life-threatening accident. Fierce Lady Grenford arrives to help Rosamund with the birth of her new baby.

Hetty and Gideon search for proof of Jack’s innocence, while Emily discovers Mr Buscombe has a secret – but is he telling the whole truth? Lady Grenford has a startling plan for Emily and Robert.

Hetty finds herself in the firing line when tragedy strikes Calendar Hall. When she is forced to leave, old friends arrive with a wedding to plan - but how can Hetty help them?

There’s an explosive finale at Emily’s 16th birthday party when Hetty fights to reunite Rosamund with her long-lost son, while Lady Grenford will stop at nothing to force Emily and Robert’s engagement.

Now in great danger, Hetty needs all her strength and savviness to save Matron and help bring together the Calendar family and all her Foundling friends.

An accident in the kitchen forces Sheila to choose between loyalty to the cook or her own ambition, while Jack is stunned to discover the identity of a thief. Hetty reveals she doesn't trust Mrs Brody - but is this a mistake?

Now on the streets, Hetty is shocked when she discovers her greatest enemy in a desperate situation. Meanwhile, back at Calendar Hall, Harriet and Mathias’ wedding plans hit crisis point.

Hetty Feather and her little brother Gideon are forced to leave their 'borrowed' family and return to the Foundling Hospital, which fearsome Matron rules with an iron fist.

With Hetty framed by Sheila and locked up by Matron it looks like she won't get the escape letter to Matthias in time for their midnight breakout.

It's Hetty and Gideon's borrowed birthday but how can Hetty celebrate with her brother when girls are not even allowed to mix with the boys?

Mathias is back and a shadow of his former fearless self. With the hospital on lockdown in order to mass-produce toys that are supposedly earmarked for charity, the children start falling ill.

Matron's sister arrives to deliver bad news about her mother. Hetty's feisty little borrowed sister Eliza arrives at the hospital and, like Hetty, clashes with Matron.

Kindly nurse Winterson is sacked by Matron so Hetty convinces the children to go on strike. Will Matron capitulate before the choir debut their new anthem in order to win a £100 donation for the school's organ?

Hetty and Sheila are forced to work together in the infirmary. The boys compete in a series of gruelling army tests in order to win a place as a drummer boy in the army.

A distraught couple come to the hospital to reclaim their child. Gideon plans on escaping in search of his parents, but Vince and Judd have other plans.

It is open day at the hospital, and Matron tasks Hetty with looking after Lord Upton's snooty daughter Charlotte. Matron has plans to send Hetty to India as Charlotte's maid.

When Hetty finally escapes from the hospital, Matron goes on the warpath and thinks she knows where to find her. The gang try to expose Matron's true intentions behind Hetty's planned trip to India.

Hetty risks getting into serious trouble with Matron when she makes a desperate promise.

Hetty is shocked when a wealthy couple want to adopt one of her friends.

Gideon tells a lie, which gets Hetty into trouble, and Matron has mysteriously disappeared.

Hetty is determined to discover what secret Matron is hiding in the basement.

A tragic accident brings Hetty and Sheila together to find the truth.

Hetty is excited when an explorer talks about her adventures, and there's a snake on the loose.

Hetty plays a practical joke on Matron that has frightening consequences for everyone.