Both are GL(Lesbian Romance). Both series are about a young woman meeting another woman and falling for her but this woman has trauma from her past. TRIGGER WARNING, SPOILER (both characters have experienced SA)
Us is in the same universe as Mate. The characters of Pam and Aoey know each other, as well as Genlong and Dakruk.
Both are Thai gl. Both are written by the same author Chao Planoy, and take place in the same Universe. Both are a gl where we have two friends who secretly have feelings for eachother but a man get's in between them and once the girls finally get together the man turns into a obsessive/dangerous person.