it's better suited going 2nd. here is a combo;
Activate (any) memory spell
Discard brick
Special Summon purrlelyly
Activate purrleyly
Search my friend purrely
Activate my friend
Search happy memory
activate
discard brick
special summon purrely
activate purrley
reveal top 3 cards
add 1 purrley card
activate purrleyly
attach happy/delicious memory from grave
special summon epurrley happiness/plump
if it's happiness - enter battle phase
if plump - activate effect to attach 2 spell/traps from either grave
plump (5 mats) - go into big noir
happiness - attack, trigger effect to add 1 more happy memory, attack, loop.