Heaven-defying Summoning System

With the heaven-defying summoning system, I could summon generations of heroes as my vanguard, gods and devils as my vanguard, and unparalleled beauties by my side！After suddenly crossed over to another world, He became the a young foolish city lord. Now as a foolish young city lord，Inside even his family servants are looked down upon him…On the outside there were nobles that coveted him like a tiger eyeing its prey. What is he going to do to protect his city?