Well, the ending of Gleipnir manga sees a resolution of the conflicts and reveals some hidden truths. It ties up loose ends while leaving room for interpretation.
Well, often the character development and the way the story progresses have commonalities. Also, the world-building and the introduction of conflicts could be comparable.
One special thing about the Gleipnir light novel is its unique plot. It combines elements of mystery, action, and a touch of the supernatural. The characters are complex and their relationships are full of twists and turns.
The ending of Slaying Crimson Pupil anime and manga might be different. Even though Cutting Crimson Eyes was a very popular manga, the animation production company might make some changes based on the plot and character settings of the manga to better adapt to the requirements of the television media. In addition, the plot of the anime may progress faster than the manga in order to present more plots in a shorter time.
However, regardless of whether the ending of the anime and manga is the same, we should appreciate the author's in-depth excavation and presentation of the series, as well as their fine creation of the characters and plot.
I'm not a manga or novel author, and I don't have any information about the ending of the manga. I suggest you check the original manga or the relevant manga review website for more accurate and comprehensive information.