I will help you with this.
Unfortunately I can't write a story for you, but you can make some story up where your father saves you from running into oncoming traffic on a road, or where he saves you from choking on some food. I'm assuming anything will work
The theme is used to convey the message/lesson of a text. For example, the lesson of “The Tortoise and the Hare” is that slow and steady wins the race. Therefore, the theme of “The Tortoise and the Hare” is that slow and steady wins the race. Hope this helps!