be in store

be in store (for one)

To be awaiting (one) or prepared (for one). No one knows what's in store, but we can try to prepare accordingly. There are many adventures in store for you, but first you must complete your training.
See also: store

be in ˈstore (for somebody)

be coming in the future; be about to happen: I can see trouble in store.There’s a surprise in store for you.
See also: store