Now that the lonely Oshi has become my brother-in-law, I will make him happy. If you can't push it, push it! (1) / Sakinomiya

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". I love you, senpai." That was the line of Joshua (15 years old) who died from overwork before he died. He (10 years old) became his brother-in-law? Yvette, the daughter of the Marquis, reborn into a maiden game that he had been into in his previous life. Before the game started, he was caught in the heart of his mother's family and died, and Joshua is going to be lonely. Then I want to teach my mother how to do this, avoid death, make my brother-in-law happy, and grow up! But my brother-in-law seems to be different. "I wish I weren't my brother-in-law!" Love story of my brother-in-law's love story!