Tokyo: I took in homeless girls

Description

After being reborn in Tokyo, Haruno Sawayama also lived a relatively happy life.
With unremitting efforts, he successfully entered one of the top universities in Asia. With the experience accumulated in his previous life, he began to prepare for the future as a literary giant.
Because of this, looking at his late system, Sawayama Haruno just felt like laughing.
I have relied on my own hard work to prepare to be a copywriter, and the system that has just come to me now is worse than not coming at all.
But in the next second, the characters that appeared in the system made him unable to laugh.
——That is the twin sister of his ex, the girl who almost became his sister-in-law. The other party is facing the crisis of homelessness.
Unfortunately, Haruno Sawayama learned about the girl's fate. Fortunately, there was only a wall between him and her, and he still had plenty of Yukichi Fukuzawa in his wallet...