Why are they killing off Jack Bartlette of Heartland I am so disappointed It seems every time I get interested in a series the main character that I love is gone Probably won't watch it?

It's understandable to feel disappointed when a beloved character like Jack Bartlett is written off a show. Such decisions are often made to drive the storyline in new directions or to explore fresh themes. While it can be frustrating for fans, sometimes these changes can lead to unexpected developments that could still be engaging. Hopefully, there will be new characters or storylines that can capture your interest in Heartland moving forward.