The length of the Nilou story quest is not fixed. If you rush through it, it might take around 2-3 hours. But if you take your time, enjoy the cutscenes, and do all the side activities, it could extend to 4-5 hours or more.
Sleep cartoons in transparent style typically have a calming and soothing look. They might incorporate elements such as transparent beddings or a hazy environment to enhance the sleepiness. The colors are often muted and the detailing is kept simple to convey a sense of tranquility.
Concept cartoons have a connection to seasons by depicting activities, colors, and emotions associated with them. In spring, you might see colorful flowers and people enjoying the outdoors.
The manga and its adaptations share some core storylines and characters. But there might be differences in the way certain scenes are depicted or the emphasis on certain plot points.