One grew up in an orphanage and did not believe in love, and only treated everyone with a playful attitude;
One is a shopping mall and regards love as a plaything;
For the first time when two people like this were together, he casually said "just for fun."
The second time, he said "together" optionally.
This time, he said "I love him" so devoutly that it seemed like a lifelong vow.
Conception: