Both versions contain the famous ending where Makoto gets what he deserves (vague for spoilers). However, the delivery is different.
HQ supports a 16:9 aspect ratio, whereas the original was primarily 4:3. However, some players note that HQ can be finicky with modern screen resizing. school days vs school days hq
While School Days HQ does not censor the story (the violent endings are intact), it handles them with higher production value. The gore in the HQ version is more realistic not because it is more graphic, but because the art style is more detailed. Shadows are deeper, lighting is harsher, and the psychological horror elements land harder because the visual atmosphere is denser. Both versions contain the famous ending where Makoto