For those who doesn't get the plot, the new chapter is like the "before" of the chapter 77. Let me summarize it. The green haired guy was walking by himself then the yellow haired guy appeared and now they are two walking in the rain. Then they overheard two guys talking about oh kamin and choi kanggo then the green haired guy is like defending them because he's annoyed that knowin the two of them are in a relationship. Now, 4 of them are walking and they found the bully(the one with purple shirt) in front of their school then, read chapter 77. At the end of chapter 77, we can see that they run away and choi kanggo left the umbrella of her noona. And in chapter 78, they are now looking for it because he wilp diewhen he get back home without the umbrella. Get it now?
For those who doesn't get the plot, the new chapter is like the "before" of the chapter 77. Let me summarize it. The green haired guy was walking by himself then the yellow haired guy appeared and now they are two walking in the rain. Then they overheard two guys talking about oh kamin and choi kanggo then the green haired guy is like defending them because he's annoyed that knowin the two of them are in a relationship. Now, 4 of them are walking and they found the bully(the one with purple shirt) in front of their school then, read chapter 77. At the end of chapter 77, we can see that they run away and choi kanggo left the umbrella of her noona. And in chapter 78, they are now looking for it because he wilp diewhen he get back home without the umbrella. Get it now?