INNOCENCE
all sweetness and light
very sweet, innocent, and helpful. (Perhaps insincerely so. Fixed order.)She was mad at first, but after a while, she was all sweetness and light.At the reception, the whole family was all sweetness and light, but they argued and fought after the guests left.
(as) innocent as a lamb
guiltless; naive."Hey! You can't throw me in jail," cried the robber. "I'm innocent as a lamb."Look at the baby, as innocent as a lamb.
babe in the woods
a naive or innocent person; an inexperienced person.Bill is a babe in the woods when it comes to dealing with plumbers.As a painter, Mary is fine, but she's a babe in the woods as a musician.
in the clear
innocent; not guilty.Don't worry, Tom. I'm sure you're in the clear.I'll feel better when I get into the clear.
keep one's nose clean
to keep out of trouble, especially trouble with the law. (Slang.)I'm trying to keep my nose clean by staying away from those rough guys.John, if you don't learn how to keep your nose clean, you're going to end up in jail.
smell like a rose
in. to seem innocent.I came out of the whole mess smelling like a rose, even though I caused all the trouble.Tiffany pretended that she was the only one who should smell like a rose, but I knew different.