How to play this song ?

These are single notes, not chords.
Each note must be played individually.

There are different notations, like, A B C , DO RE MI , Sa Re Ga and numeric notation 1 2 3.
Choose one that fits better for you.

You can distinguish the octave by the color of the note and if it is UPPERCASE (high pitch) or lowercase (low pitch). Enjoy

His Theme

Undertale Games

"His Theme" is a song from the popular video game Undertale. It is set in the original key of C# minor. The music was composed by Toby Fox, who is also the creator of the game. The song is primarily performed on a piano and features a haunting melody accompanied by melancholic chords. It serves as the leitmotif for the character called Asriel Dreemurr, who undergoes a transformation in the game. Interestingly, the melody of "His Theme" is a variation of the main motif of another Undertale song called "Once Upon a Time."