In this mode, you can specifically pursue the routes for 707 (Luciel Choi) and Jumin Han . Unlocking: It typically costs 200 Hourglasses to unlock.
Unlike Casual Story, which is more lighthearted, Deep Story focuses heavily on the overarching mystery, including 707's tragic past and his twin brother, Saeran (Unknown). antiserum
While there isn't a specific item called "antiserum" in the game, "Deep Story" is a dedicated gameplay mode that allows players to unlock the "deeper" secrets of the plot. In this mode, you can specifically pursue the