United Kingdom, Feb. 8 -- Megan Fox "is not interested in revisiting the past" with Machine Gun Kelly.

The 38-year-old actress is expecting the former couple's first child together but she is determined to put their split behind her and focus solely on the pregnancy.

A source told Us Weekly: "Megan is moving forward independently and is not interested in revisiting the past. Megan is focused on her pregnancy and not looking back. She is deeply hurt by how things ended but is focusing on healing."

While Megan is looking ahead, MGK, 34, is said to be putting all of "his energy into self-improvement".

The insider explained: "He has been focusing on mental health and getting back in shape. He's heartbroken but trying to move forward."

An...