"The number of breeding females has exceeded 100,000. We can proceed to upgrade the Lustful Beasts base!"
"Upgrading the fourth-level Lustful Beasts base requires 1 million Lust Energy, calculated as the number of breeding females multiplied by 100,000. Do you wish to proceed?"
"Yes!" Eric promptly replied.
"Fourth-level Lustful Beasts base: Daily production - 10,000 Insects of Lust. Daily modulation and evolution of Lustful Beasts - 50,000. Next level base evolution requires resources: 10 million Lust Energy and breeding females multiplied by 1 million."
"Medical Aphid, Insect race, Level 4 energy. Each hatching consumes 1,000 Lust Energy and 1 Insect of Lust. Hatching time: 3 minutes! Possesses the ability to evolve further!"
"Nurturing Spider, Insect race, Level 5 energy. Each hatching consumes 5,000 Lust Energy and 1 Insect of Lust. Hatching time: 5 minutes! Possesses the ability to evolve further!"