神のみぞ知るセカイⅡ -SPECIAL SAMPLER DISC-（レンタル専用CD) is a sample that can be freely rented in Japanese stores starting April 20th. It includes the opening themes for both seasons and the first season's ending theme. Also, there is a section where Elsie and Haqua (voiced by Kanae Itou and Saori Hayami respectively) talk with each other about the songs that plays in the background, along with other songs that were included in the TWGOK series.
- 01.TWGOK II Opening theme - A Whole New World God Only Knows（TV size）／Oratorio The World God Only Knows
- 02.TWGOK Opening them - God only knows Act III
- 03.Elsie & Haqua's "Escape-Spirit Squad Talk"
- 04.TWGOK II Ending theme - Ai no Yokan(TV size)/Kami Nomi zo Shiri-tai