
Maybe his parents got a divorce since they were holding it off because of RZC's gaokao or perhaps he didn't get in his collage of choice. The later sounds a bit flimsy for a reason but I think it align with the scene- where RZC was surprised to see something on the computer screen- better than the other reason...but who knows
https://jmanga.ad/read/%E3%81%8F%E3%81%A1%E3%81%A5%E3%81%91%E3%81%AF%E5%98%98%E3%81%AE%E5%91%B3-raw/
The raw catches up from ch 6.1
Wowww are angel, thank you
Btw do you what happen in vol 9, did makin already open his heart and confess to Satoru. If you know what happen please give me spoiler