Adult PC Game: My Devoted Wife of all People Final by Appetite Archive

Overview:
One night, when I was tired and immediately fell asleep...

"...*slurp *suck..."

...I woke up after hearing strange noises. I'm not sure, but it sounds like someone's voice.
However, I'm sleepy. After all, I'm exhausted. That's why I ignored it and decided to sleep. I slowly closed my eyes once again,
and tried to surrender my consciousness to the comfort of my bed, when...