C54 External Head a Letter from Yu Si Nian to Si Si

My wife Si:

This letter was written intermittently for a long time before it was finally finished.

When you saw this letter, I was no longer alive. I'm sorry that I had to leave before you. The days I spent with you were like a dream, beautiful to the point that I didn't want to wake up.

The day I brought you back, I was just bored and wanted to raise a pet