Yaoi - reversible couples

Warning - redirects to different website
Both of them are shota
Sweet and qiute
The mangaka is gay.

Last chapter. Its suggested by one picture.

Ok. They changed. Its supposedly realistic gay sm. Its dffrent than any other yaoi that I had read..... am I disgusted? Am I sad?...ok they have this strange relationships and games but they seem to like it. They are not pretty boys even.......I will remember this one.
You have been warned.
oh! wait! Have I forgotten about fisting?

Seme and uke switch once
its story about revange and destruction
cruelty, BDSM, sex addicts, drug addict, strange sex cult..

First couple is reversible. Second has an unexpected twist.

Supposedly reversible
I am wataing for complete scanlation to read it
Its Setona sensei so I expect intriguing psychological story

scanlation was dropped :( ..... lots of sekes but I cant really figure it out if there is reversible couple or not ......if anyone ever finds the raws - please let me know!

Rapes, cheating, incest?

Reversible pairing inside
warning...Yuri warning....

Nice reversible couple...
But such a sad story...
Series goes like this (chronological order)
0. Aazami - past Yumi x Kan
1. Sabita Yoru Demo Koi Wa Sasayaku -Yumi meets Mayama and breaks up with Kan chan
2. Renai-rubi no Tadashii Furikata (ch3.1 - 3.5) - Kan meets Shuuna and turns uke
- Narrow (Place collection) - dj Kan x Shuuna smutty sidestory
3. Hadakeru Kaibutsu - continuation Kan x Shuuna (Shuuna's POV as far,ch1 timeline parallel to no.2 )
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