User blog comment:B214/High School DxD DX.4 discussion/@comment-27083298-20170809020944/@comment-26345952-20170810151144

If anything the volume should be extra thick this time if Ishi puts enough details for both battles. I imagine that life 2 would be Rias vs Vali and then Life 3 is back to Issei vs God Alliance (or viceversa). At least I hope it is that way.