While Bree faces some significant challenges throughout the season, including the death of her husband, Rex, and dealing with the aftermath of her son's actions, she ultimately perseveres and finds a new path in life.
The season ends with Bree finding happiness with her new love, Trip, and focusing on her career and family.
It's important to note that there is a scene in the final episode where Bree says goodbye to her dead husband, Rex, and imagines him being happy with her. Some fans have interpreted this as a hint at Bree's possible suicide, but it's more likely that the scene simply symbolizes her acceptance of Rex's death and her desire to move on.