Name of this coldcase episode?

sup everyone , this episodde is about a mother who got killed during an eclipse , she also had an argument with her daughter cuz she embarrased her ( i don't really know why cuz i didn't watch the entire episode ) so her mother is found dead and i remenber that when this chapper is about to end , she says ( the daughter ) that she will never forgive herself cuz she was mad wif her mom the last time she saw her .at closing scenes the girl , her grandfather ( i think ) and detective go to the place where she was found dead ( at forest ) , they all with flowers . that's all i can remenber if you guys could help me out to find the episode's name D: i will any of you 10 stars...