play the game
US /pleɪ ðə ɡeɪm/
UK /pleɪ ðə ɡeɪm/

1.
to accept and follow the rules or established procedures, especially when they are unfair or disadvantageous to oneself, in order to achieve a goal or maintain a position
:
•
He doesn't like the company's policies, but he has to play the game if he wants to get promoted.
•
Even though she disagreed with the decision, she decided to play the game and support her team.