Jennifer Garner’s longtime boyfriend, John Miller, has reportedly reached his breaking point regarding her close relationship with ex-husband Ben Affleck. 

Following recent photos that captured Garner and Affleck looking affectionate at their son Samuel’s birthday celebration, 

Miller is said to have confronted Garner, making it clear that he will not tolerate similar behavior in the future.

A Long-Standing Co-Parenting Dynamic

Garner, 52, and Affleck, also 52, have maintained a strong co-parenting relationship since their divorce was finalized in 2018. 

Together, they share three children—Violet, 19, Fin, 16, and Samuel, 13—and have been praised for their ability to put their family first. 

However, this dynamic has reportedly created tension in Garner’s relationship with Miller, 47, who has been dating the actress since 2018.

While Miller has previously been understanding of Garner’s ongoing connection with Affleck, recent events appear to have tested his patience. A source close to the situation revealed that Miller was not pleased when images surfaced of Affleck wrapping his arms around Garner during their son’s paintball party.

“John knows there’s nothing romantic going on between Jen and Ben, but he doesn’t think those photos are appropriate,” the insider explained. “He feels it disrespects their relationship, and he’s not willing to keep putting up with it.”

A Line Has Been Crossed

Miller has reportedly issued an ultimatum to Garner, making it clear that he won’t stand for any more public displays of affection between her and Affleck.

“He told Jen that he doesn’t want to see anything like that happen again or he’ll have no choice but to walk away,” the source continued.

This isn’t the first time Miller has felt sidelined due to Affleck’s presence in Garner’s life. Reports suggest that he wasn’t particularly happy about the former couple spending more time together following Affleck’s alleged split from Jennifer Lopez. With Affleck seemingly relying on Garner more in recent months, Miller has reportedly started feeling like the “third wheel” in their dynamic.

The Challenges of Balancing the Past and Present

Garner and Miller have kept their relationship relatively private over the years, choosing to avoid the spotlight whenever possible. The pair briefly split in 2020 but later rekindled their romance. While Garner is committed to her relationship with Miller, she also remains deeply involved in Affleck’s life, not just as a co-parent but as a source of emotional support.

In the wake of Affleck’s reported struggles, Garner has been there for him, with some insiders even suggesting that she took on the role of a mediator between him and Lopez before their alleged split. While her dedication to helping her ex-husband might come from a place of care, it has seemingly placed a strain on her current romance.

A source close to Miller revealed that he has always tried to be understanding, but it hasn’t been easy. “John avoids talking about Ben unless Jennifer brings him up first. He doesn’t want to compete with Ben, but he also doesn’t want to feel like he’s always in second place.”

The Future of Garner and Miller’s Relationship

With Miller reportedly standing firm on his ultimatum, the question remains: How will Garner respond? While she values her relationship with Miller, she has always prioritized her children and their well-being, which includes maintaining a positive and supportive relationship with their father.

Friends of the actress have expressed concerns that a reconciliation between Garner and Affleck could lead to heartache for her, should their dynamic shift beyond co-parenting.

“She loves Ben, but she’s worried that getting too close again could lead to disappointment,” an insider shared. “She doesn’t want to go through another heartbreak, and she certainly doesn’t want her kids to experience any turmoil.”

Despite the tension, sources claim that Miller is still invested in his relationship with Garner, but he wants clear boundaries regarding Affleck’s involvement.

“John respects Ben as a father, but he also wants to feel like he’s the man in Jennifer’s life,” a source stated. “He’s hoping that she will reassure him that their relationship comes first.”

With emotions running high and tensions escalating, it remains to be seen how Garner will navigate this delicate situation. Will she make changes to appease Miller, or will her unwavering connection with Affleck continue to complicate her current relationship? Only time will tell.

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