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Although their dinner feel plain but Xavier didn't mind and even feel happy. Especially when William willing to eat the lunch box he bring for Hei Yinian before. For him there is no different between his brother and Hei Yinian. The two had a same position in his heart. His important people. So when William eat his handmade lunch box he feel Hei Yinian ask eat it.
They didn't spend time together for long. After finished lunch and talking for a bit, then he was sent to his apartment and William and mom leave after that to their home.
He can visit them but he was prevent from stay even only one night in his family home. Why? Don't tell him, he also find it weird. They just want him to be dependent for one year. So that why maybe there many rules he need to abide to pass his last trial.
Ring! Ring!