This song is called "Hug You Away".

The following is a relevant introduction to special effects music:

Sound effects refer to the effects created by sound, which are added to enhance the realism, atmosphere or dramatic information of a scene. A murmur or sound on the vocal cords. The so-called sounds include musical sounds and sound effects. Including digital sound effects, environmental sound effects, MP3 sound effects (normal sound effects, professional sound effects).

Sound effects or Audio effects are artificially created or enhanced sounds used to enhance the sound processing of art or other content in movies, video games, music, or other media.

In film and television production, a sound effect is a sound recorded and displayed to give a specific plot or idea without dialogue or music. The term is often used to refer to the processing used to make a recording, rather than the recording itself.

The above information refers to Baidu Encyclopedia - Special Effects