The story concludes based on the "affection points" Morgan built through his interactions. In the canon of the visual novel, there are four possible endings:
: If Morgan fails to connect deeply with any of them, he is left alone in the dimension, suffering the physical consequences of the world's harsh biological laws. Dimension of Monster Girls Review - Natalie.TF
: Morgan chooses the quiet life, staying with the gentle Alraune in her forest home. Dimension Of Monster Girls [Completed]
Iris is a shy, demure plant-girl who lives on sunlight and water. Being the most humanoid and smallest of the three, she is the easiest for Morgan to talk to initially. She offers a warm, inviting presence that contrasts sharply with the intensity of the others. The Decision
As the fifth day arrived, the atmosphere grew tense. Morgan had spent time learning about their basic but distinct personalities—the pride of a snake, the devotion of a kraken, and the gentleness of a flower. The story concludes based on the "affection points"
Reina is a squid-like girl who is an incredible swimmer but struggles to move on land. She is intensely, almost creepily, possessive of Morgan because she has failed to win over a human many times before. Despite her "stalkery" tendencies, Morgan finds she is an exceptionally honest person and a talented cook.
: Morgan embraces her possessiveness, finding comfort in her absolute loyalty and culinary skill. Iris is a shy, demure plant-girl who lives
In this world, the rules are absolute: Morgan has five days to choose one of the three girls to spend his life with. If he fails to choose, or if none of them build enough affection for him, he faces a future of agonizing pain and permanent solitude. To make his choice, Morgan spends a dedicated day with each girl, followed by a final day spent with all three.