Sunaega Daeche Mwonde?!
Ro-Ha, who ended up breaking up with her cute boyfriend Sa-En who was too affectionate. However, since he still treats her indifferently, Ro-Ha is confused as to whether they really broke up or if they are still dating. Taking advantage of this confusion, Yeon-Jun, a younger man who has had a crush on Ro-Ha for 10 years, starts staying at Ro-Ha's house...
"What on earth is pure love?!"
(Source: Lezhin, translated)
Note: Chapter count includes 13 side stories.