It's when you've been kidnapped or held hostage and your so mentally exhausted after being tortured or raped or even just left in a room while they fead you that your mind tricks itself into thinking your captor actually has feelings for you and you fall in love to cope with the idea that you might never be free, it's something like what yoonbum went through in killing stalking but he already loved him before so it's kinda complicated in their situation

Poor nakyum... His sister was literally explaining stockholm syndrome to him. Bruhh there has to be loads of character development on seungho for me to even consider shipping the goddamn two. Poor nakyum