[2] It follows a free-to-play pattern while monetized by gacha and in-game purchase such as gift packs, monthly cards and characters' costumes.

[4] The theme song Love and Deepspace, which inspires the game's title, is sung by Sarah Brightman.

Brightman describes the song as "exud[ing] a mysterious and ethereal ambience ... tinged with a little bit of melancholy.

In Japan, Sensor Tower reported that it was the most downloaded and highest-grossing interactive story game from January to September 2024, amassing nearly $30 million.

[6] Studies attribute the success in revenue to the 'SHEconomy', as the game caters to women's needs and desire for equality, respect and independence.