Night at the Harbor

"Shock devices are not lethal because the electricity flows in the same direction, not back and forth. It was shocking, and then Eric could faint. However, this condition is different for Eric whose internal organs have not fully healed, Rius. Eric has a history of heart disease. You remember? And Eric's internal organs are still not 100 percent healed. The result is indeed lethal. That electric shock device is very dangerous to Eric's body! Don't you know that, Rius?!" snapped Felius.

[[ Just additional information : Actually, electroshock devices are similar in principle to pacemakers. The difference is, the pacemaker is assisted by an electric gel to deliver electricity to the heart. The use of electroshock devices is usually also commonly used among doctors with mental illness. Yes, the tool is stuck to the head of a madman so that they can recall their memories.