Modern human Chen Hao unexpectedly reincarnates into the large brown bear of Hongrushan Zoo, originally wanting to lie flat, slack off, eat, drink, and retire in peace. An accidental encounter with an electric fence awakens his lightning superpower, and by a twist of fate he swallows a mysterious source energy crystal mineral. The peaceful zoo is promptly targeted by various superpower factions and the official regulatory administration. The big bear who just wanted to slack off and retire is forced to get dragged into various disputes, while carefully hiding his superpower to save his life, and cleverly resolving crises in fancy ways, kicking off a hilarious yet thrilling bear life.