Rui explains that mastering this mana requires "carnal knowledge," leading to a series of intimate lessons where she teaches Shion to control his powers.
The Pure Love Route begins with Shion arriving in the village to awaken his mana. After a brutal training session with Gou, he is placed under Rui's care to heal. The story reaches a turning point when a mysterious, devastating force attacks the village.
A straightforward young man who initially lacks magical power despite his physical fitness. After a critical injury and a village catastrophe, his mana finally awakens, leading him to become fiercely protective of Rui.