Giga Motion

Jackie was having an ordinary life which seemed to culminate with an intimate intercourse with his sweetheart Mika. However, shortly afterwards he met a mysterious old woman who prophesied his imminent death. He was then transferred to the magical Realm Above the Clouds populated by humans and demons alike. Jackie has to find a way to return to our world and save Mika, who is considered a powerful goddess of love among the indigenous people.

[From Mobygames]