Well, spoilers in light novels related to gamers can be really annoying. For example, if you're into a game - based light novel series and someone reveals a major plot twist about a character's in - game power - up or a crucial event in the game world that the characters are part of. It can ruin the excitement of discovery when you finally get to that part of the novel.
Well, there are some major plot turns in 'A Will Eternal' that you wouldn't expect. However, I suggest you discover them yourself while reading to fully enjoy the story.
Retirement light novels can offer different perspectives on life after a major change like retirement. For example, in 'I'm Quitting Heroing', the hero's adjustment to a normal life shows how one can find new purpose. It can inspire retirees to look for new hobbies or interests.
People retiring at 55 may face family - related challenges. Their family members might still be in the full - swing of their careers or studies. So they could feel a bit left out or not fully integrated into the family rhythm. Also, adapting to a new lifestyle without the structure of work can be really difficult for some. They have to create their own daily routines and that can be quite a struggle.
His relationship with Mary Jane would likely become more normal. Instead of constantly worrying about his safety while he's out fighting crime, they could focus on building a more traditional family life.
I'm not sure specifically as I haven't read this novel. But generally, spoilers could include details about the main characters' fates, any major plot twists like unexpected alliances or betrayals, and the final outcome of relationships in the story.