They skip a chapter. 54 is actually chapter 55 and 55 is actually 56
Raw
https://m.manhuaniu.com/manhua/3484/
https://www.yaoiotaku.com/forums/threads/57099-Juujun-Bitch-Lover--TOMOCHI-JP?highlight=Juujun+Bitch+Lover
links are down cuz original uploader deleted all of their shared raws due to theft o: here's a link to a chinese translation tho http://www.fmhuaa.net/manhua/5530/
Yea its finally here