My beloved stepmother who raised me alone was taken away by my worst friend...

Maki is not a real mother. When I was 13, my father remarried was Maki. After my father passed away a year later, he raised me like a real son, who was not related by blood. My dream was to make Maki happy as a mother and woman. However, his feelings are defeated by his bad friend Hajime. After school, Hajime summoned me to the rooftop and approached Maki. When I realized I had been deceived, I went home full speed...