Being a Hero: Ser un héroe (2022)

Similar story with similar drama twists and both are crimes with involvement with evil and looking for a strong main character with cooperation.

Duel male leads. One is for justice while the other uses more unorthodox ways to find the killer of a family member.

Death of a family member, lots of flashbacks.

Bromance.

Rain scenes.

Both dramas are about cops and drug dealers. Both dramas have former cops who try to solve the case. Both show the development of a friendship as they learn to trust each other.

Bromance detective drama and undercover cop
both dramas have that in common
both dramas are really exciting police dramas

Both dramas are detective dramas who involved two odds of personalities but good friends after they get to know each other

Both dramas are drug related police dramas
who involves an undercover cop and a lot of thrilling events

Both dramas have corrupt cops or seem to be corrupt and a lot of detective work involves drug gangs and very complicated relationships between the cops

Both involve undercover cops trying to take down drug dealers.
Both dramas begin with a different case from a few years ago.
Both leads get help from a former friend.

Both dramas have Chen Xiao as the male lead.
Chen Xiao tries to take down a drug ring in both dramas.
A Journey to Meet Love is more light-hearted and funny and Being a Hero is more dark and serious.
The police in A Journey to Meet Love are more righteous, whereas in Being a Hero the audience can't tell which police officer may be working for the drug dealers.