The Evil Couple in Time Travel

Lin Xiaozhen kindly saved a scumbag from drowning accidentally, but when she woke up, she married the scumbag. Fortunately, with his peerless martial arts skills, we are not afraid of venturing into another world alone. But I didn't expect that the scumbag actually protected him all the way and helped him figure out the rhythm of everything in minutes (this book has been renovated and given a new look, please go to "Plot Trading System")