: Increased through specific events or by purchasing perfume at the Shopping Mall (note: perfume only provides a one-time boost of 10 points). Strategic Choices for Book Five

: While many early-game choices do not heavily alter the main plot, later chapters—including Book Five—rely on accumulated affinity with specific characters.

: Most major scenes in the latter half of the game require your stats to be near or at their maximum value (50 points). It is highly recommended to start grinding these early to avoid being locked out of character-specific endings.

The game features a harem-style narrative where your interactions with various female leads dictate the available scenes.