whole bean

adj. The real deal, unspoiled, solid in character. As opposed to grounds - fake, shallow (antonym).

"Who went with you on the road trip?" "Stacy! She's whole bean, man. Super cool."

Open a whole can of beans

A term used by a famous East London gangster Ahmed Ali, when a troublesome situation arises when a decision or action produces a subsequent problem.

"Oh no mark! Don't do that, you are going to open a whole can of beans!"