1) Both have disease related plot (cancer)
2) Sad and painful yet beautiful love stories
3) Character from More than blue ‘K’ is similar to ‘Hyesu’ ie - Strong , loving , doesn’t wish to hurt their loved one
4) Yup Eunseong’s cuteness is unmatched but there is a little guy ‘ke le’ in the series who is also very cute ^^
5)Both have amazing OST
6) Both are heart wrenching but worth the watch
7) Marriage contract portrays the love between a mother and daughter , mother-son plot here too it also shows the love of and importance from a close one and real meaning of family
8) Both have 10/10 endings
9)Both are phenomenal melodramas