Phymos SEX BATTLE Book (Honkai: Star Rail)

After a grueling ten-day physical battle ends in a draw, Phymos and the Savior agree to settle their score through a "sex battle." Aiming to force his opponent into submission, the Savior brings a large dildo to use on Phymos. The two engage in intense sexual acts where the Savior penetrates Phymos, with both men fiercely competing to make the other climax first. When this erotic clash also results in a draw, they take a break to discuss their feelings. During this conversation, the Savior finally realizes that Phymos might actually harbor genuine affection for him.