Bittersweet Birthday plunges you into a mysterious world where you awaken without memories, hunted by unstable individuals. Engage in challenging combat encounters that blend Soulslike dodge roll mechanics with bullet hell chaos. Uncover your past through exploration, side quests, and secret items that unlock Memories affecting your combat style. Interact with a colorful cast of characters and navigate a lively village filled with quests and surprises.

Immerse yourself in a gripping narrative, decipher enemy patterns for victory, and collect mementos to customize your experience. With hand-drawn pixel art, a darts mini-game, and a Gachapon machine offering 48 collectibles, Bittersweet Birthday promises a unique and engaging gameplay experience.