Into the Deep Blue is a song that makes its debut in the eighth Dark Parables game, The Little Mermaid and the Purple Tide.
In-Game Appearance Edit
The Little Mermaid and the Purple Tide Edit
In this game, the song is used as background music during puzzles and FROG scenes. Interestingly, many elements of Calliope's Song are used around the middle of this music. The title is a reference to the Detective's journey into the ocean.
To download the song for yourself, go to the Bonus Content in The Little Mermaid and the Purple Tide and select the "download" option next to the song. To listen, simply click the play button in the info-box above.