Detect Thoughts

2nd-level divination
Casting: 1 action; Duration: 1 min.
Components: V S M (A copper piece)
Each action, focus on 1 visible creature in 30 ft.
to learn its surface thoughts. Use action to change
target or probe deeper. If probe, target will know.
WIS save. If succeeds, spell ends. Target can use
action to contest INT. If succeeds, spell ends.
Can use action to search for minds in 30 ft.
Can penetrate 2 ft. rock, 2 in. metal, tiny lead.
Then, read like normal. Min 3 INT. + 1 Lang