When an ex-SAS soldier, Charlie Tanner is confronted with a family he never knew he had, this battle-scarred loner is forced to take on the toughest mission of his life. As well as raising  four unruly kids he needs to find out how their mum  (his estranged daughter)  ended up in jail.  Charlie's efforts to clear her name and track down those responsible give him ample opportunity to use his "very particular set of skills" - but also puts the family in grave danger.  Comedy-Drama Series