Here we have a list of steam profiles that have reviewed (more or less) the same games in the same order (there's more which I may or may not add to the list):

https://steamhost.cn/steamcommunity_com/profiles/76561198843245307/recommended
https://steamhost.cn/steamcommunity_com/profiles/76561198857034740/recommended
https://steamhost.cn/steamcommunity_com/profiles/76561198799559021/recommended
https://steamhost.cn/steamcommunity_com/profiles/76561198865405308/recommended
https://steamhost.cn/steamcommunity_com/profiles/76561198323127547/recommended
https://steamhost.cn/steamcommunity_com/profiles/76561198372709480/recommended
https://steamhost.cn/steamcommunity_com/profiles/76561198093999609/recommended
https://steamhost.cn/steamcommunity_com/profiles/76561198823940118/recommended
https://steamhost.cn/steamcommunity_com/id/Soleni/recommended
https://steamhost.cn/steamcommunity_com/id/RNBmonoto/recommended
https://steamhost.cn/steamcommunity_com/profiles/76561198799172422/recommended
https://steamhost.cn/steamcommunity_com/profiles/76561198414782537/recommended
https://steamhost.cn/steamcommunity_com/profiles/76561198928509801/recommended
https://steamhost.cn/steamcommunity_com/profiles/76561198338654565/recommended
https://steamhost.cn/steamcommunity_com/profiles/76561198390360269/recommended
https://steamhost.cn/steamcommunity_com/id/Ragiko/recommended

Also note the similar number of reviews and products in account. This observation (usually) tends to be a unique giveaway when spotting review manipulation.

The games in each reviewers's list that they have all (or most) positively reviewed are as follows: (theres more than just the ones listed here, will add more later to the list)

https://steamhost.cn/app/1106800/Infinitely_up_Skip_Figure/

https://steamhost.cn/app/1101690/Infinitely_up_Turn_the_Figure/

https://steamhost.cn/app/1080670/Infinitely_up_4/

https://steamhost.cn/app/1037920/Infinitely_up/

https://steamhost.cn/app/1025920/Manipulator_of_Figure_3/

https://steamhost.cn/app/1007480/Manipulator_of_Figure/

https://steamhost.cn/app/801510/Only_You/

https://steamhost.cn/app/757720/Evil_Come/

https://steamhost.cn/app/805780/The_Last_Hero/

Will follow up with another post explaining my process on finding things like this.