Sakura Succubus 6 continues the captivating journey of Ogasawara Hiroki, picking up right after the events of its predecessor. Set in the enchanting yet chilly landscape of Astoria, a quaint European country, Hiroki accompanies his partner, the renowned actress and karuta queen Hifumi, to the royal palace at Princess Stephania's invitation. Unbeknownst to Hiroki, his arrival stirs unexpected emotions in the princess, who originally sought a karuta rematch with Hifumi but soon finds herself falling for Hiroki instead.

This visual novel explores the complexities of Hiroki's life as he navigates his relationships with multiple captivating women, including the ambitious businesswoman Wakatsuki Marina and the energetic tennis star Hazel Williams. Marina brings a commanding presence and wisdom to the mix, while Hazel's playful exuberance provides constant excitement. Amidst this, Princess Stephania’s innocent charm conceals a passionate heart longing for Hiroki's affection.

As Hiroki confronts the trials of popularity, he must grapple with his feelings for each woman and the shifting dynamics of love, rivalry, and devotion. With romantic tension and heartwarming moments, Sakura Succubus 6 promises an enthralling narrative filled with whimsical encounters and emotional depth.