Yakusoku no Choukyou Kaihatsu Seikatsu

"I'll never let you go, no matter what happens..." It's been six months since Yuuto made his debut in the entertainment industry. Taiki has decided to support Yuuto despite feeling the difference in their worlds. But then Yuuto's mother finds out that he's dating Yuuto!? Yuuto's father, who wants an heir, will not approve of their relationship... Yuuto wants to spend his life with Taiki, while Taiki wants to make Yuuto happy, and their feelings diverge... What decision will Taiki make!? The fifth installment of the Training and Development Life series!