Only if you eat an excessive volume of cooking-grade black chocolate would you end up with some form of theobromine poisoning. Then again, you're at a greater risk of choking to death on the chocolate before the poisoning shows its symptoms.
What an annoying kid...Hana-chan?Chapter 57: Happy PersonWhat's happened here?This girl,why is she here?Are you okay?Anyway, I'll take her to the living room.I wonder if all the work got to her while we were in the bath...She probably just ate too much chocolate or something.She's still a kid, after all.I'll get her something to drink then.Up we go!Geez.Please.*steam whistle*Look at all that nosebleed.