You should talk in private about sensitive topics.
Vance just separated from his wife because she cheated and is asked by Tony in the open concept office about how he is doing.
Vance wants to tell Tony about his wife's infidelity.
Vance motions for Tony to come outside with him and then tells him all about his wife's infidelity and how he left her.
Vance tells Tony all about how he found out about his wife’s infidelity, and how they had a huge fight about it before he left.
The other coworkers notice Tony and Vance leaving but don't think anything of it and continue working.
The other coworkers overhear everything Vance is saying and are uncomfortable knowing his personal life details.