Sawada Tsunayoshi, or rather, a Sawada Tsunayoshi from a parallel world, accidentally arrives in the source world after destroying his own. Here, he meets the person who saved him: Sawada Tsunayoshi. A gentle boy, the all-embracing Sky...
The Tsunayoshi from the parallel world assumes the name Xia Jiuyu and works as a math teacher...
What kind of sparks will fly between them?
Warning: Sawada Tsunayoshi x Xia Jiuyu (Tsunayoshi), 27 x 270, with the younger one as the top~
Theme: Gentle people always bring warmth to those around them.
