Recommendations (BL) Scum gong who regrets his actions

Hello I'm right now in a great need of novels where the gong was ones a scum, maybe he didn't treasure the shou enough, he neglected, hated or just made shou hurt alot and later on either when the shou left or by other means he regrets his every hateful actions and now is looking for forgiveness or to mend his past. Thank you

 

Unspeakable
Childish Flower
Like but not love
How to deal with a tsundere gong
Perfect Match
He doesn’t know I’m dead
Everyone loves pei ji yu

 

Don’t Pick Up Boyfriends From the Trash Bin
Strategy to Capture that Scum Gong

 

The Wife is First

 

Quickly wear the Face Of the Devil
Need to Propose to Seven Men What to Do!
How To Die As Heavy As Mount Tai
Everyone Knows I’m a Good Person

Unspeakable
Sickly Tyrannical
Like Love But Not

 

Chasing Tides, idk if it counts as scum but he's heartless at first