why are they regarded as the best couple from all the novels?

I would personally say it’s cause the two are prob the healthiest couple of the bunch + mutual devotion & consent was heard. They’re just a real cute couple compared to the rest that’s a bit more dark I feel like (〜￣△￣)〜

Cause they are the healthiest
GENUINE CHARACTER GROWTH
AND GENUINE LOVE BETWEEN THE TWO CHARACTERS
THE WAY THEY STAND FOR EACH OTHER IS SO ROMANTIC ASF