I can give you some beginner bl recommendations.
1. Whose baby is it?
2. Salad Days
3. Let's go, ASMR
4. Caramel honey
5. Somewhere in time.
6. Fake slackers
7. Jazz for two
8. Here U R
9. I have to be a great villain.
These don't include sm** things but they are a must-read. If you want sm** I have many recommendations.