Who said you have to be inside the office? It's totally plausible to work remotely. Reading your emails is working. Who about on call? You can be called repeat

Who said you have to be inside the office? It's totally plausible to work remotely. Reading your emails is working. Who about on call? You can be called repeatedly in the middle of the night, every night. I've seen people being abused to work on days, nights and week end. It's doable.