Wishing You All Happiness

I had seen the guy who fixes computers at the company many times, but I never knew his name. Until one day, he came to my door and delivered a wall-mounted boiler.

Then, a few days later, he jumped to his death, leaving behind a message saying that it was all for my happiness.

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First-person narration, mystery, open ending. The male and female leads do not have a romantic relationship in the strict sense.

Theme: The connections between people