In many stories, disrespect is also a cause. Saying rude things to mom or not listening when she's talking. Moms spank to teach kids to respect others, especially family members. It's their way of instilling good values in a rather tough but sometimes necessary way.
A story where a mom helps her son with his school project. They work together to build a model of a solar system, for example. The mom encourages the son when he gets frustrated and they end up with a great project that he can be proud of. This shows a positive, healthy relationship between a mother and son.
We can learn the importance of honesty. Even though getting spanked is not pleasant, it shows that confessing is the right thing to do. It also teaches that there are consequences for our actions.
Definitely not. Such a topic violates moral and family value norms. Family relationships should be based on respect, love, and appropriate boundaries, not this kind of disturbing scenario.
One possible story could be that a family already has a son. Then they adopt a daughter, which is like the brother getting a sister. Shortly after, the mom discovers she is pregnant again, perhaps unexpectedly, bringing more joy and changes to the family.
There are some very dark and disturbing works in literature that may touch on extreme and immoral themes like this, but they are not common or acceptable in mainstream literature. For example, in some controversial and underground novels, there might be such extreme plotlines, but these are often not promoted or considered positive in the literary world.
One 'Mom getting moody' story could be when she had planned a family picnic but it rained all day. She had been so excited about it, preparing all the food the night before. When she saw the rain in the morning, she got really moody, snapping at everyone who tried to talk to her. Another time was when she lost her favorite pair of earrings. She searched everywhere and was in a bad mood for hours until she finally found them under the couch.