Prompt: a ninja sneaking under a bed where a king and her queen sleeping peacefully, the ninja in his stealth ninja suit moving slowly and looking around cautiously not to wake up the couple, his hand holding a black katana, his eyes wandering around, the bed is filled with few scented candles lit in dim yellowish low light, a curtain swing slowly in a gush of wind, the floor is built from wood, there are some bamboo lantern hanging on the ceiling. Environment is gloomy in cold night weather, outside of the room there is a rock garden where some snow is falls down onto the rock garden, a guard silhouette can be seen from the reflection on the bamboo wall