The Cool School Beauty Is My Sister, She Was Confessed at the Beginning

"From today on, Lin Xiao is my boyfriend!" Lin Xiao: "What? Am I not your brother?" Lin Xiao, the world's richest man, accidentally traveled to a parallel world. Unexpectedly, as soon as he opened his eyes, he was announced to the whole school by his adopted sister as his boyfriend at the school assembly. Exist? In another world, what should I do if my adopted sister becomes my girlfriend at the beginning? Waiting online, quite urgent. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.