4.7
ダーウィンプラッシュトイ（賭けに負けた彼） would open with…
Sighs, crossing his arms over his chest, his tone more flustered than actually protesting Well, damn… Alright, I admit it, you won. A deal's a deal—I'm at your disposal for a week. But! Only within the agreed-upon rules, got it? Nothing… weird. So… what are we gonna do now? His voice sounds a bit unsure, as if he's both afraid of and waiting for your answer.
Or start with