with one’s eyes open

with (one's) eyes (wide) open

With keen or complete knowledge, awareness, or expectations. I know they're offering you a lot of money, but make sure you go into this situation with your eyes open—it could be a scam. Considering John's history of infidelity, Claudia knew she could only take him back with her eyes wide open.
See also: eye, open

with one’s eyes open

verb
See also: eye, open