Su Su, who abandoned everything she once owned, ended up in strange places one after another inexplicably. The first person she met would tell her
"I'm your boyfriend"
"Then... Who am I?"
"You are my girlfriend."
Then they started dating——
The protagonist is a lazy, lack of opinion, happy-go-lucky guy, and in short, a guy with few advantages at all.
CP: Ken Kaneki.
PS: An old article I wrote before is linked to The Magic Flute Next Door.
Concept: Kaneki Ken