Love's Melody! (GeminiFourth)

What is it like to listen to the melody of love? My father believes that when people fall in love, they hear a different melody, the melodies of love.
Hello, my name is April Jirochtikul , and this is the story of my father Fourth Nattawat Jirochtikul. My father never told me about his love life, but I heard from my father's friend Prom that he was truly in love with someone named Gemini and even wrote a song for him in high school.
I discovered the cassette while going through my father's old belongings one day. It said 'love's melody' on it. When I asked my father about it, he finally revealed his love story to me.
Let's join the journey of April to find out about his father's love story. what happened between Fourth and Gemini that caused them to split up, and where and what is Gemini is now?