Wiktionary
set straight
vb. (context transitive idiomatic English) To correct; to make right or true.
Usage examples of "set straight".
The bone he'd broken in his left foot at Dagoola still twinged, even now after being re-broken, set straight, and treated with electra-stim.
Without hesitating he set straight out across the back lawn toward the garden shed, looking back at the kitchen window and back door.
I know it's impossible to take back what I've done, but I hope this book can help set straight the historical record.
Give warning that I shall soon be there to set straight whatever folly these people have brought about.
Everything will be set straight again when we get back to the Earth.
Her knives were twice as long as a scythe set straight upon the handle.