Here
https://www.mangago.zone/read-manga/cut_over_criteria/
https://www.mangago.zone/read-manga/the_man_who_can_t_taste/
https://www.mangago.zone/read-manga/don_t_mix_business_with_pleasure/
Not a twinkle but can work
https://www.mangago.zone/read-manga/december/#:~:text=1-,December%20(Yaoi),-Start%20Read
https://www.mangago.zone/read-manga/rainbow_city/#:~:text=2-,Rainbow%20City%20(Yaoi),-Start%20Read
I hope this is nonchalant twink, excuse me if not
https://www.mangago.zone/read-manga/akuheki/
rec bls with nonchalant twinks