The two fell in lust and flirted with each other for a several months until Cole eventually asked Phoebe out on a date, which she happily accepted.
However, Cole had unintentionally fallen in love with her, which prompted him to purposely fail his missions from the Triad in order to protect her.
However, this balancing act proved to be extremely difficult for her, as she and her sisters were subjected to frequent demonic attacks, and her instinct to protect the innocent often got in the way of her studies and nearly derailed her intent to pass all of her final exams. While this achievement was a huge source of pride for her, her duties as a Charmed One ultimately prevented her from using her degree for two years after she graduated. He was the assistant district attorney in charge of a case in which she was involved.
Despite anything and everything, she was consistently the most spirited and spontaneous Charmed One.She was taken to the Heavens by her Whitelighter, Leo, for safety.After she helped her older-self listen to her heart about marrying Cole, she returned to her own time, where Grams quickly erased her memory of the time travel.With the help of their magical destiny, she and Prue were finally able to heal the rift that stemmed from their dramatic differences.However, as the least rule-abiding one of the four sisters, Phoebe frequently saw magic as a tool, which led her to often break the most basic of Wiccan rules: magic is not meant to be used for personal gain.