A few days after the Holy Grail War officially began, Yoru Machi spent his days scouting around outside and making his presence known, while at night he went home and arranged Irisviel into various poses together with Medea.
The research into homunculus technology had progressed successfully. There was now a miniature Irisviel in one of the cultivation containers in the underground laboratory, and she was growing at an astonishing rate every day.
With the homunculus technology successfully developed, Irisviel had finally escaped the dark, sunless laboratory. She declared that she would never return to that horrible place again.
Though it was research work, and Yoru Machi and the others truly were helping her, it would have been one thing if she had been unconscious. Being fully aware while her body was freely manipulated still made her feel embarrassed.
Especially since, in order to gather all sorts of data from her body and ensure the stability of the new body, Yoru Machi would occasionally collect certain samples from her.
Blood samples would have been fine, but some of the samples he collected were difficult even for veteran driver Irisviel to speak of...
After mastering homunculus technology, Yoru Machi had much more free time at night, so he occasionally went out to have friendly matches with the other Servants.
Recently, however, a new nighttime activity had been added: replenishing Medea's mana.
The mana Yoru Machi had provided when summoning Medea had been quite abundant. In theory, it should have been more than enough to support her through the entire Holy Grail War.
But Medea claimed that she had constantly been using her class skills, Territory Creation and Item Construction. Both A-rank class skills were enormous mana drains.
The Matou Family estate, serving as their territory, had now been fortified to the point