Khloé Kardashian has been “struggling” with Tristan Thompson’s paternity drama, as per a source.

The source added, “This time that he was unfaithful has been much harder than the previous times. She really wants the relationship to work and she has been devastated.”

The reality star has been “leaning heavily” on mom Kris Jenner this whole time.

But while she’s trying to forget the cheating and all, her mom is urging her not to completely block Thompson out of her life.

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An insider noted, “She's leaning heavily on Kris all of the time. But Kris wants Khloé and Tristan to be in a good place so she's encouraging Khloé to keep the lines of communication open.”

Thompson has fathered a child with personal trainer Maralee Nichols while he was dating Kardashian.

The source also said, “[Khloé] wanted the fairytale life with him and she's so upset. People around her have never seen her so down and are so thankful she has her mother there who has barely left her side.”

Kardashian is reportedly moving on from Thompson after all the pain he has caused her.

A n insider explained, “She wants the new year to be different. She wants to focus on her own happiness.”