The tension between Michael and Holly grows. Holly feels like the "ethics" of the office are a joke, and Michael feels like Holly is being a "nark." However, after a tense meeting with Corporate (where they basically tell Holly to sweep it under the rug because the discounts are too good to lose), Holly realizes that the corporate world is just as messy as Michael’s world.
While Michael finds this hilarious and "part of the job," Holly is horrified. As an HR professional, she sees a massive conflict of interest and a violation of corporate policy. She tries to report it to Corporate, but she hits a wall: Michael. [S5E3] The Plant
It sounds like you’re looking for a recap or a "story-style" breakdown of , titled "The Lotus" (though it’s famously known as the "Business Ethics" episode involving the fallout from the "Plant" incident). Here is the story of that episode: The Story of "Business Ethics" The tension between Michael and Holly grows