AceShowbiz - Ben Affleck and Jennifer Lopez's love story, which read like a Hollywood script, has come to an abrupt and unfortunate end. Despite their undeniable love for each other, Affleck's erratic behavior and drastic mood swings proved too much for the relationship to bear, leading to their second divorce announcement.

Affleck, 52, and Lopez, 55, rekindled their romance in 2021 after having first dated in the early 2000s. Their reunion brought hope to fans worldwide who longed to see this star-studded couple defy the odds. However, according to PEOPLE, it was Affleck's unpredictable nature that drove a wedge between them.

"The truth is there was a great deal of love but also unfortunately what became clear were Ben's erratic mood swings that he couldn't hide from the press, as much as he tried to," a source revealed.

Despite their efforts to weather the storm and find stability, Affleck's violent mood swings created a pervasive toxicity that made it impossible for the couple to sustain their relationship. "You could see the erratic behavior, the giant mood swings," the source said.

Affleck would flip from being incredibly happy and warm to exhibiting the deepest, darkest behavior. These swings suggested he might have been signaling a message to the press, yet participating in the scrutiny at the same time.

Lopez, who officially filed for divorce on August 20, marking what would have been their second wedding anniversary, had reached her breaking point. "She was done waiting and the date she did it speaks a ton," a source told PEOPLE.

Their attempts to work through their issues had been ongoing since April, with Affleck's fluctuating emotions ultimately being too much to handle. "They were trying to work through it, but when the mood swings and the big highs and big lows informed a toxicity that was pervasive, no one can help you - you have to help yourself," the source explained.

The children - Lopez's 16-year-old twins Max and Emme, and Affleck's children Violet, 18, Seraphina, 15, and Samuel, 12 - became the top priority amid the crumbling marriage.

The love both stars had for one another was acknowledged by insiders, who emphasized that the relationship's end was not due to a lack of affection but rather an unsustainable dynamic. "The world was rooting for them, but who he said he was and who he turned out to be were two different people," another insider said.

In the end, the split was inevitable, as fans had already speculated on the issues plaguing their marriage. The magic that had once brought together "Bennifer" was overshadowed by the inescapable darkness that Affleck struggled to overcome. It serves as a reminder that sometimes even the grandest love stories need more than passion to survive; they require balance, stability, and continuous self-improvement.