It could also be that the 'son's cumulative story' is about all the things he has done over time, like his hobbies, friendships, etc. And the mom's story could be related to her parenting journey, the challenges she faced, and how she overcame them to raise her son well.
Another possibility is that it has to do with the son's growth in a particular skill. Let's say he has been learning a musical instrument. He practiced hard day by day, and over time, his improvement was so significant that when he played for his mom, she was truly surprised by how far he had come.
Maybe the mom and son went camping near a lake. The son was excited to fish, and the mom helped him bait the hook. In the tent at night, they listened to the sounds of nature outside, and the mom told the son about the constellations she could see through the tent's opening.
Mom and son volunteered at a food bank. They sorted food items and distributed them to the needy. This experience taught the son the importance of helping others.
A bonding story could be that the mom and son often cook together. They share recipes, laugh at their cooking mistakes and create delicious meals.
One possible adventure story could be that the mom and son go on a hiking trip. They explore a beautiful forest, discover new trails and see amazing wildlife along the way.
One possible heartwarming story could be about a mom who sacrifices a lot for her son's education. She works multiple jobs to afford the best tutors and educational resources for him. In the end, the son gets into a great university and they both feel a sense of accomplishment.
Once, a mom and son went on a trip to the mountains. They hiked along the beautiful trails, enjoying the fresh air and the amazing scenery. The son learned a lot about nature from his mom during that trip.
They might go camping in the forest. The son learns how to set up a tent from his mom. At night, they sit around the campfire, the mom tells stories about constellations, and they enjoy the peaceful and starry night.
A mom might support her son's passion for football by taking him to games, buying him football gear, and cheering him on at his matches.
There could be several reasons. One possibility is that they are in some kind of trouble themselves and think blackmailing the mom can solve their problems. For example, they might have debts they need to pay off. Another reason could be that they are just bad - natured kids. They might enjoy having power over someone and see blackmail as a way to get that power. Or perhaps they have some secrets that they don't want the son to know and they are using blackmail to keep the mom quiet about those secrets.