The Children's Magical Adventure

Kenneth Ingle is married with three children during the great war of 1914 to 1918
He is captured by the Hun which leaves the children wanting to rescue him.
Thanks to a magical spell found by Asa the youngest at nine years old finding it in a book in their attic,
they discover an archway in their garden that leads them into a secret world created my Merlin where
animals talk. With the help of Ollie the owl and many other creatures, together they set out to rescue him which will lead them to more adventures.