Lilium Wedding Plan | リリウム・ウェディングプラン
When I was a child, I promised to marry a goddess...!?
In order to reduce the time spent commuting to school (five hours round trip!), which had been a problem for him, the main character Kotaro, is sent to live in his grandparents mansion.
What awaits him there is a girl named Lilium, who calls herself "your wife".
She is the girl he promised to marry when he was a child. What's more, she's a goddess!