From the author's comment about how this story is the origin of that mpreg “fig fruit” from the S&C, I can easily imagine that is the flower that will bloom from Shuraka's golden blood once it kills him.
D-DON'T... DON'T SAY SUCH THINGS. We all gathered here to see how they get to the point where Tei gets mpreg and Shu goes full fountain mode, no pause button. Let us be in our Lalalala land. ╥﹏╥
From the author's comment about how this story is the origin of that mpreg “fig fruit” from the S&C, I can easily imagine that is the flower that will bloom from Shuraka's golden blood once it kills him.